Forum Favs

R GMC AT4 HD Problems and Issues

Better Mirrors for 1500

I use the K-source Snap and Zap to clip on the factory mirrors. Easy to attach and remove as needed. Works well for the dozen or more times per year I tow my travel trailer. My trailer is 8-1/2'...

TheShark Jun 1, 2026 GMC AT4 Camping & Traveling 🔥 0 View on Amazon

More trailer light issues...

https://a.co/d/0a3YnRJ5 Buy this and test it on your truck. If everything works then yes it's your trailer. Probably a wiring issue.

R R467X Saturday at 1:10 AM GMC AT4 HD Problems and Issues 🔥 0 View on Amazon

I've been changing oil since I was...

That's nice! found similar options on Amazon. May have to pick one up... https://a.co/d/001nvDro...

deesully Jun 8, 2026 GMC AT4 Talk 🔥 0 View on Amazon

Month of

May 2026

Love bugs - share your technique for removing them!

This shit is amazing! https://www.amazon.com/gp/aw/d/B0007RVL72?psc=1&ref=ppx_pop_mob_b_asin_title

gemarsh May 11, 2026 GMC 1500 AT4 Talk 🔥 2 View on Amazon

J GMC AT4 Camping & Traveling

Love bugs - share your technique for removing them!

This shit is amazing! https://www.amazon.com/gp/aw/d/B0007RVL72?psc=1&ref=ppx_pop_mob_b_asin_title I use the same. Works great! Buy the big jug from Amazon to save a bit.

bookemdanno May 12, 2026 GMC 1500 AT4 Talk 🔥 2 View on Amazon

Better Mirrors for 1500

I use the K-source Snap and Zap to clip on the factory mirrors. Easy to attach and remove as needed. Works well for the dozen or more times per year I tow my travel trailer. My trailer is 8-1/2'...

J Jimleer May 26, 2026 GMC AT4 Camping & Traveling 🔥 1 View on Amazon

Best 4 ton jack for height?

And since this topic of jacks has evolved into bed storage, I use this under the crossover toolboxes. I store a hi-lift jack, chains, hitch pins, anything steel and heavy. It slides under and fits...

gemarsh May 19, 2026 GMC 1500 AT4 Wheels and Tires 🔥 0 View on Amazon

Okay boys and girls...

https://www.amazon.com/GM-Genuine-Parts-13554821-Control/dp/B0F257DNNQ/ref=cm_cr_arp_d_product_top?ie=UTF8

TxRotor May 9, 2026 GMC AT4 Talk 🔥 0 View on Amazon

S GMC 1500 AT4 3.0L Duramax Turbo Diesel engine

Okay boys and girls...

https://www.amazon.com/GM-Genuine-Parts-13554821-Control/dp/B0F257DNNQ/ref=cm_cr_arp_d_product_top?ie=UTF8 Amazon says this doesn't fit the 2023.....

WVI May 9, 2026 GMC AT4 Talk 🔥 0 View on Amazon

DEF gage problem

Has anyone used this or have any recommendations...... not sure the link is viewable but it's Rislone 4784 DEF crystal clean...

S SmittysAT4 May 19, 2026 GMC 1500 AT4 3.0L Duramax Turbo Diesel engine 🔥 0 View on Amazon

P GMC AT4 HD Talk

L8T Engine oil catch can

I purchased the K&N air oil separator from Amazon https://www.amazon.com/dp/B0CKWGNR2V?ref_=ppx_hzsearch_conn_dt_b_fed_asin_title_2 I purchased this one because a) cost (didn't want to invest a...

P Phil-AT4 May 23, 2026 GMC AT4 HD Talk 🔥 0 View on Amazon

Month of

April 2026

Trailer Running Lights Not Working

I am having issues with my trailer in that it says issue with Left blinker not working, brake lights not working...then I get the notification that trailer has been disconnected, check connection...

Dbart71 Apr 13, 2026 GMC AT4 HD Problems and Issues 🔥 1 View on Amazon

F GMC 1500 AT4 Wheels and Tires

Trailer Running Lights Not Working

I am having issues with my trailer in that it says issue with Left blinker not working, brake lights not working...then I get the notification that trailer has been disconnected, check connection...

pinebaron Apr 14, 2026 GMC AT4 HD Problems and Issues 🔥 0 View on Amazon

6mm Spacers...

Just purchased new rims with a -12 offset and maybe I'm crazy, but I don't feel like they give the same stance as my other aftermarket wheels that were also -12 offset. Maybe it's the rims or the...

F FirstTimeTruckOwner Apr 26, 2026 GMC 1500 AT4 Wheels and Tires 🔥 0 View on Amazon

Boost Auto fender & mirror lights

Installed some Amazon fender lights 35 bucks Smoked with Amber I went over the seams with clear nail polish a couple times We’ll see how they do this winter make sure I put some dialectic on the...

Skidoogie Apr 10, 2026 GMC AT4 HD Modifications 🔥 0 View on Amazon

Month of

March 2026

New here!

I’m new here. Hey AT4X owners! Looking for mudguards and tonneau cover. Any ideas? Welcome to the forum! I’m a fan of the Retrax Pro paired with the T-slot rail system, it gives you the...

Admin Mar 29, 2026 GMC AT4 Introductions 🔥 1 View on Amazon

New here!

Welcome to the forum! I’m a fan of the Retrax Pro paired with the T-slot rail system, it gives you the flexibility to add racks down the road...

Papa4461 Mar 29, 2026 GMC AT4 Introductions 🔥 0 View on Amazon

2026 HD AT4-X DM Question about Manual/Forced Regen

This is what have. It's all I have knowledge of... https://www.amazon.com/gp/aw/d/B0B4MJ5NK6?psc=1&ref=ppx_pop_mob_b_asin_title

gemarsh Mar 20, 2026 GMC AT4 HD Problems and Issues 🔥 0 View on Amazon

Added oem tailgate lights repurposed for footwell lights...

Can you all help me out? I did the wiring, installed strips, everything works great when the vehicle is OFF. I ran them for over an hour with the truck off and it was fabulous. If I turn the truck...

john151ama Mar 1, 2026 GMC AT4 HD Modifications 🔥 0 View on Amazon

Fire extinguisher?

Is there a difference between Putco and other mole products? I'm looking at this one...

Oncewas Mar 9, 2026 GMC 1500 AT4 Talk 🔥 0 View on Amazon

Fire extinguisher?

I'm looking at this one. https://www.amazon.com/dp/B0D5BDZNTK/?coliid=I3TG97Z8ON5HVR&colid=3TDL1ZFPFP2IQ&ref_=list_c_wl_lv_ov_lig_dp_it&th=1 lol thats what I was looking at with the front set.

kobra357 Mar 9, 2026 GMC 1500 AT4 Talk 🔥 0 View on Amazon

Dash Cam

I started with this for a seamless power supply. It plugs directly inline with your rearview mirrors and provides 2 ups ports to power accessories (dashcam, radar detector, etc). I’m only using...

JimmyV Mar 2, 2026 GMC AT4 Talk 🔥 0 View on Amazon

Seat covers & pet protection....

They're the pack of little assholes. LOL. Perfectly honest description! :LOL: We too, bought a Ruff Liner, but ours allows the dogs to sit on the seat instead of the floor. We also bought a...

11Bravo Mar 16, 2026 GMC AT4 HD Modifications 🔥 0 View on Amazon

Dash Cam

I use the Rove...very good quality. https://a.co/d/0dNXNQS1

joerone Mar 3, 2026 GMC AT4 Talk 🔥 0 View on Amazon

Month of

February 2026

P GMC 1500 AT4X

Which dash cam to buy????

I have/had a Rexing dashcam in my Silverados for the past 10 years. It also has the rear camera. Got it for my daily commutes just in case. Never needed to download the videos. With my new...

P Phil-AT4 Feb 17, 2026 GMC 1500 AT4X 🔥 2 View on Amazon

P GMC AT4 Talk

Dash Cam

Most dash cams provide some type of parking mode, provided you wire the dash cam correctly to constant power. Not sure about the Apple car play interference. I just installed a Mangoal dash cam...

P Phil-AT4 Feb 28, 2026 GMC AT4 Talk 🔥 1 View on Amazon

J GMC AT4 HD Modifications

New From South Texas

Smoother on both, to me. Rear... https://www.amazon.com/gp/aw/d/B009FU79BO?psc=1&ref=ppx_pop_mob_b_asin_title Front.. https://www.amazon.com/gp/aw/d/B01IDTEKAA?psc=1&ref=ppx_pop_mob_b_asin_title

gemarsh Feb 16, 2026 GMC AT4 HD Introductions 🔥 1 View on Amazon

Added oem tailgate lights repurposed for footwell lights...

Can you all help me out? I did the wiring, installed strips, everything works great when the vehicle is OFF. I ran them for over an hour with the truck off and it was fabulous. If I turn the truck...

J jyi786 Feb 28, 2026 GMC AT4 HD Modifications 🔥 0 View on Amazon

New From South Texas

Smoother on both, to me. Rear... https://www.amazon.com/gp/aw/d/B009FU79BO?psc=1&ref=ppx_pop_mob_b_asin_title Front...

STX Feb 16, 2026 GMC AT4 HD Introductions 🔥 0 View on Amazon

P GMC AT4 HD Modifications

Which dash cam to buy????

I had never run a dash cam in any car and then on elf my clients said it saved them from a ticket so I got one. I run this model in both of my trucks. they seem to be easy to use and goo quality...

D DickGeetattoos Feb 16, 2026 GMC 1500 AT4X 🔥 0 View on Amazon

L GMC AT4 HD Modifications

Cubby below hvac control

There is this storage lid for the front console by Muslogy...

P Phil-AT4 Feb 23, 2026 GMC AT4 HD Modifications 🔥 0 View on Amazon

Month of

January 2026

F GMC AT4 HD Modifications

Seat covers & pet protection....

I have 2026 AT4X-AEV on order. My wife and I have 8 dogs(yes, 8 dogs....). They're all small - 5 Jruts, an American Hairless, Snorkie mix and a Chihuahua mix. They're the pack of little assholes...

L ltglenn13 Jan 18, 2026 GMC AT4 HD Modifications 🔥 2 View on Amazon

GMC Canyon AT4 Problems and Issues

Seat covers & pet protection....

https://a.co/d/drqWOXb. That's what I have in my AT4X. Works great! Perfect - Thanks! That one didn't come up when I looked on amazon.

F Fergal Jan 19, 2026 GMC AT4 HD Modifications 🔥 1 View on Amazon

C GMC AT4 HD Modifications 🥉 3rd

2026 AT4 Mods - Interior Lights, Black badging, etc.

Is that a MBRP tip? Have a model #? Actually it isn't. I wasn't willing to drop that coin, although I am sure the MBRP is a quality product and will probably look better, longer. So I gave this...

C Coffeyman76 Jan 15, 2026 GMC AT4 HD Modifications 🔥 1 View on Amazon

New member with a windshield washer problem

You'll need more whites than yellows...

gemarsh Jan 17, 2026 GMC Canyon AT4 Problems and Issues 🔥 0 View on Amazon

C GMC 1500 AT4 Problems and Issues

Added oem tailgate lights repurposed for footwell lights...

My wire came in today. Got my footwell lights installed. Thanks to gemarsh - I copied your idea on the multipro step lights but integrated into 2024 wiring. Total cost $40 step led lights (with...

JimmyV Jan 29, 2026 GMC AT4 HD Modifications 🔥 0 View on Amazon

J GMC 1500 AT4 Problems and Issues

Dash Rattle Fix

I had it in my rear view mirror housing. I used Dynamat anti-echo foam and delicately removed the housing around the collision avoidance camera and added padding between the panels and inside...

C cynistersix Jan 12, 2026 GMC 1500 AT4 Problems and Issues 🔥 0 View on Amazon

Dash Rattle Fix

I had it in my rear view mirror housing. I used Dynamat anti-echo foam and delicately removed the housing around the collision avoidance camera and added padding between the panels and inside...

J J_Hillen46 Jan 12, 2026 GMC 1500 AT4 Problems and Issues 🔥 0 View on Amazon

Cold weather grill cover

I use one of these around the door handle. You really should unplug the block heater before starting. From a farmer's perspective, if a cold gush of coolant would hit the hot block heater, it...

gemarsh Jan 26, 2026 GMC AT4 HD Talk 🔥 0 View on Amazon

Month of

December 2025

Tailgate switch - long press

I’ve had mine open accidentally a time or two. My solution to dummy proof the console switch but still keep it functional was to add another momentary push switch to the circuit. Cut the brown...

TexAT4 Dec 19, 2025 GMC 1500 AT4 Modifications 🔥 4 View on Amazon

C GMC 1500 AT4 Talk

Storage options and upgrades

Snazzy! Do you have a link for them online? Color is perfect Carhartt Front Seat Car... https://www.amazon.com/dp/B0CZYV9BMK?ref=ppx_pop_mob_ap_share Noaman Car Organizer - 2025...

C Coffeyman76 Dec 29, 2025 GMC 1500 AT4 Talk 🔥 3 View on Amazon

Added 3/8” hubcentric spacers

I know this is the subject of a search question a lot of people ask. I have the 1.75” RC leveling kit with the RC UCAs and 275/65R20 Toyo Open Country R/Ts (34.1”x11.2”) on stock 20” wheels. My...

D13SEL Dec 20, 2025 GMC 1500 AT4 Modifications 🔥 3 View on Amazon

Added Raptor Lights this Morning.

I ordered these, https://www.amazon.com/dp/B0CTYDY37L?ref=ppx_yo2ov_dt_b_fed_asin_title Then I opened the hood, removed the trim piece, cut three small grooves with a razor blade that allowed the...

TxRotor Dec 30, 2025 GMC 1500 AT4X 🔥 2 View on Amazon

C GMC 1500 AT4 Talk

Storage options and upgrades

What brand is the seat back molie? BuiltRight Industries I had that 3d printed AT4 come as a thank you for another order. So I put a little 3m DS tape on it and added it to the panel. I like...

C Coffeyman76 Dec 29, 2025 GMC 1500 AT4 Talk 🔥 2 View on Amazon

Center Console Organization

I used these 2 items from Amazon - I couldn't find what I wanted locally. They work well together to organize. https://a.co/d/d1WXncI https://a.co/d/5szvjdb I installed the same two products...

Don S Dec 2, 2025 GMC AT4 HD Talk 🔥 1 View on Amazon

W GMC 1500 AT4 Talk

Storage options and upgrades

Carhartt Front Seat Car... https://www.amazon.com/dp/B0CZYV9BMK?ref=ppx_pop_mob_ap_share Noaman Car Organizer - 2025... https://www.amazon.com/dp/B0DGQC2135?ref=ppx_pop_mob_ap_share Thank you!

W willfalcone Dec 29, 2025 GMC 1500 AT4 Talk 🔥 1 View on Amazon

B GMC 1500 AT4 Modifications #8

Added 3/8” hubcentric spacers

I know this is the subject of a search question a lot of people ask. I have the 1.75” RC leveling kit with the RC UCAs and 275/65R20 Toyo Open Country R/Ts (34.1”x11.2”) on stock 20” wheels. My...

B Barbersboy Dec 20, 2025 GMC 1500 AT4 Modifications 🔥 1 View on Amazon

C GMC 1500 AT4 Modifications

Added 3/8” hubcentric spacers

I've been meaning to post about this very topic, as I recently went down the whole wheel spacer route when upgrading my wheels/tires. I previously installed RC's leveling kit with UCA's to prep me...

JoeLee Dec 20, 2025 GMC 1500 AT4 Modifications 🔥 1 View on Amazon

Transmission thermal bypass valve

Hey all, I just saw a transmission cooler bypass kit today whilst snooping around the intergoogleweb machine. Has anyone done this with the 10 speed transmissions, and does it in fact help it...

C Craneman1 Dec 17, 2025 GMC 1500 AT4 Modifications 🔥 1 View on Amazon

GMC 1500 AT4 Modifications #12

What battery tender is everyone using or recommending

Ended up getting the NOCO Genius10. https://www.amazon.com/dp/B07W3QT226?ref=ppx_yo2ov_dt_b_fed_asin_title&th=1

Johnv76 Dec 2, 2025 GMC AT4 Talk 🔥 1 View on Amazon

Added 3/8” hubcentric spacers

I know this is the subject of a search question a lot of people ask. I have the 1.75” RC leveling kit with the RC UCAs and 275/65R20 Toyo Open Country R/Ts (34.1”x11.2”) on stock 20” wheels. My...

JoeLee Dec 18, 2025 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

W GMC AT4 Camping & Traveling

W GMC AT4 HD Modifications

Hitch silencer

I have the B&W Tow and Stow and love it, my AT4 multipro tailgate works perfectly in the stow postion, but I’m getting a lot of rattling, I know there’s numerous hitch styles on the market, but...

W willfalcone Dec 25, 2025 GMC AT4 Camping & Traveling 🔥 0 View on Amazon

Under Seat Storage

Looking for an under the rear seat storage unit that will fit my 2021 3500 AT4 crew cab for tools and such. Any suggestions?? Thank You https://a.co/d/bn5Illv This is the one I got from my...

W willfalcone Dec 26, 2025 GMC AT4 HD Modifications 🔥 0 View on Amazon

Wrapped fender marker lights

Please post the link for the tint used...

gemarsh Dec 27, 2025 GMC AT4 HD Talk 🔥 0 View on Amazon

Center Console Organization

I used these 2 items from Amazon - I couldn't find what I wanted locally. They work well together to organize. https://a.co/d/d1WXncI https://a.co/d/5szvjdb

Clarkely Dec 2, 2025 GMC AT4 HD Talk 🔥 0 View on Amazon

Month of

November 2025

1015 diesel fuel filter

Amazon has the filters for the diesels as cheap as I've seen. $8 cheaper than Rock Auto and $6 dollars cheaper than I've bought from the Amazon before. Just in time to replace before winter sets...

gemarsh Nov 1, 2025 GMC AT4 HD Talk 🔥 7 View on Amazon

Under Seat Storage

I bought one on Amazon with a funny name. It's called a Whale Motor. I liked it because it went right up to the under edge of the seat, was heavy duty and had dividers. One of the dividers was...

Don S Nov 11, 2025 GMC AT4 HD Modifications 🔥 3 View on Amazon

Center Console Organization

I have a 21 Sierra AT4, bought it used and nothing in the center console....seems crazy to be just an empty hole. I picked up something like this on Amazon https://a.co/d/0oDUoSK

joerone Nov 28, 2025 GMC AT4 HD Talk 🔥 2 View on Amazon

Tool box or Mille kit?

https://a.co/d/djVHM17 Does anybody have a toolbox like this? The RealTruck UnderCover SwingCase Truck Bed Storage Box? Does it fit the 2026 GMC 1500 AT4 and do y’all prefer a tool box like this...

john151ama Nov 3, 2025 GMC 1500 AT4 Modifications 🔥 1 View on Amazon

C GMC AT4 HD Towing

2024 3500 - Trailer Lights Not Working

https://www.amazon.com/gp/aw/d/B00C4AYR3U?psc=1&ref=ppx_pop_mob_b_asin_title This fixed my issues with led trailer lights. Not enough draw so the truck didn’t think anything was plugged in...

C cstapp99 Nov 6, 2025 GMC AT4 HD Towing 🔥 1 View on Amazon

Well This is Interesting... Regen issue

... The MAP sensors, for spares, does it matter the brand? If it turns out the dealer finds this the issue, and just cleans them, I'll pick up new ones to install myself. ... Welcome to gm. I...

gemarsh Nov 26, 2025 GMC AT4 HD Problems and Issues 🔥 1 View on Amazon

Center Console Organization

gm does have one available. But, believe it or not, it's too deep and doesn't allow both it and the safe to be used at the same time. Besides, the Amazon ones are cheaper. I use this one, as it...

gemarsh Nov 28, 2025 GMC AT4 HD Talk 🔥 0 View on Amazon

Center Console Organization

I have used these in a variety of Chevy/GMC and Toyota vehicles and have found them to be extremely useful...

TravisJr Nov 28, 2025 GMC AT4 HD Talk 🔥 0 View on Amazon

W GMC 1500 AT4 Modifications #9

Tool box or Mille kit?

https://a.co/d/djVHM17 Does anybody have a toolbox like this? The RealTruck UnderCover SwingCase Truck Bed Storage Box? Does it fit the 2026 GMC 1500 AT4 and do y’all prefer a tool box like...

W willfalcone Nov 3, 2025 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

J GMC 1500 AT4 Talk

Kicker speaker issue

I have this same problem. Do you remember what switch you put in. Was it a normal 2 wire 20amp or 25amp switch? amazon I had a pack of these and used one. No problems

J jonlsu Nov 24, 2025 GMC 1500 AT4 Talk 🔥 0 View on Amazon

R GMC 1500 AT4 Modifications

1015 diesel fuel filter

Amazon has the filters for the diesels as cheap as I've seen. $8 cheaper than Rock Auto and $6 dollars cheaper than I've bought from the Amazon before. Just in time to replace before winter sets...

trainercourtney Nov 11, 2025 GMC AT4 HD Talk 🔥 0 View on Amazon

Ron's White 6.2L 2023 project

I like that platform! How much room do you have between the flipped-up seat bottom and back of the front seats? Also, can you pull that platform out and show the legs underneath? That might be...

R ronlarimer Nov 3, 2025 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

Ambient lighting for center console

I use a dimable usb light in the center stack. Don't know if'n it would work as well as the pre-refresh's... https://www.amazon.com/gp/aw/d/B00PU7NQ2M?psc=1&ref=ppx_pop_mob_b_asin_title Do you...

ivey_usmc Nov 6, 2025 GMC 1500 AT4 Problems and Issues 🔥 0 View on Amazon

Ambient lighting for center console

Do you have a link for this...

gemarsh Nov 6, 2025 GMC 1500 AT4 Problems and Issues 🔥 0 View on Amazon

GMC AT4 HD Towing

2024 3500 - Trailer Lights Not Working

https://www.amazon.com/gp/aw/d/B00C4AYR3U?psc=1&ref=ppx_pop_mob_b_asin_title This fixed my issues with led trailer lights. Not enough draw so the truck didn’t think anything was plugged in.

Pingbling23 Nov 6, 2025 GMC AT4 HD Towing 🔥 0 View on Amazon

Month of

October 2025

GMC 1500 AT4 Suspension

G GMC Yukon AT4 Modifications

Bilsteins and Spacers

Howdy gents... old thread and you've likely found a solution in the meantime, but for those who are still wondering, I recently mixed and matched this very thing with amazing results. Just bought...

D13SEL Oct 23, 2025 GMC 1500 AT4 Suspension 🔥 2 View on Amazon

Dashcam? Bueller..? Bueller...?

I ended up going with a basic dash cam from Amazon. I figured that way no matter what happens it’s an easy upgrade or replacement. It’s not as clean as the built in ones I am just hoping that GM...

G Gulfstream5 Oct 20, 2025 GMC Yukon AT4 Modifications 🔥 1 View on Amazon

What did you do to your AT4 today?

looking good on the tailgate seal! been wanting to do this for a long time, how much was the total cost? if you dont mind share. tks Welcome. $35 and change...

gemarsh Oct 6, 2025 GMC 1500 AT4 Talk 🔥 1 View on Amazon

Awesome Radar Detector Mirror Harness

Good God man, you should have asked or searched this site. It's been discussed. MirrorTap, available on Amazon, less than $30...

gemarsh Oct 14, 2025 GMC 1500 AT4 Modifications 🔥 1 View on Amazon

S GMC 1500 AT4 Suspension #5

Bilsteins and Spacers

Howdy gents... old thread and you've likely found a solution in the meantime, but for those who are still wondering, I recently mixed and matched this very thing with amazing results. Just bought...

S SmittysAT4 Oct 23, 2025 GMC 1500 AT4 Suspension 🔥 1 View on Amazon

C GMC AT4 News

S GMC 1500 AT4 Suspension

New and simple Bose bypass with full Signal Sound

Easy fix/test for the Ping sound. 1. Unplugged the yellow and black wire connection. Yellow= Positive and Black=Neg 2. Remove the yellow wire from both connector ends. (A baby flat head or similar...

C CaseySierra2020 Oct 24, 2025 GMC AT4 News 🔥 0 View on Amazon

Bilsteins and Spacers

Might be able to add these for a little more lift..... I havent gotten much feedback on them yet but tis might be a solution...

S SmittysAT4 Oct 5, 2025 GMC 1500 AT4 Suspension 🔥 0 View on Amazon

What battery tender is everyone using or recommending

I have 16 of these in 3 different shops that I rotate on different trucks and equipment monthy. Really helps on battery life. I have 41 batteries in service, not bragging, complaining...

gemarsh Oct 26, 2025 GMC AT4 Talk 🔥 0 View on Amazon

TPMS limit

How did you lower the limit? I can live with these quirks but I would like to lower the limit to keep the lights off. I dont often need the cargo capacity that the door sill sticker applies to...

gemarsh Oct 20, 2025 GMC AT4 HD Talk 🔥 0 View on Amazon

S GMC 1500 AT4 Modifications

Oil Catch Can for 6.2l

Running this K&N can on my ‘25 6.2. No issues at all. https://a.co/d/6Y5QD22 Does the canister have a threaded hole on the bottom to insert a magnetic plug? The UPR (Corsa) one does, which I like.

sanny651 Oct 1, 2025 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

Pre Face Lift Orange DRLs (2019-2021)

I purchased some headlights off of Amazon that have a DRL strip that also acts as a turn signal. So I made a custom wire harness on the aftermarket headlights that made the DRLs stay orange. This...

S Shay Harambe Oct 14, 2025 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

Quad Exhaust Tips

https://a.co/d/dkTseG5 They did fade from shiny black to a flat black, but if someone is that close to my exhaust and inspecting it, I have bigger problems. Can’t speak on install, had dealership...

MarshVegas716 Oct 28, 2025 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

Bilstein 4600 or 5100

Nope. I put these on the front of the '23 HD... https://www.amazon.com/gp/aw/d/B01IDTEKAA?psc=1&ref=ppx_pop_mob_b_asin_title And these on the rear...

gemarsh Oct 3, 2025 GMC AT4 HD Talk 🔥 0 View on Amazon

Month of

September 2025

What did you do to your AT4 today?

Finally got my on board Viair air compressor hard wired into the truck, and connected to my AuxBeam switch panel. The AuxBeam switch panel itself can not handle to 23amp max draw, so I wired the...

Johnv76 Sep 15, 2025 GMC 1500 AT4 Talk 🔥 3 View on Amazon

My Mods so Far 2500

I purchased the GM painted fender flares and smoke running lights for my 25 AT4 HD…how hard was it to remove and replace the fender flares? I’m just curious I don’t wanna scratch my paint up, and...

24Titanium3500 Sep 23, 2025 GMC AT4 HD Modifications 🔥 2 View on Amazon

T GMC 1500 AT4 Modifications

2023 GMC Sierra 1500 AT4x AEV Build

Finally got my on board Viair air compressor hard wired into the truck, and connected to my AuxBeam switch panel. The AuxBeam switch panel itself can not handle to 23amp max draw, so I wired the...

Johnv76 Sep 15, 2025 GMC 1500 AT4X 🔥 2 View on Amazon

How 'bout those horns!

anyone installed any cool horns for their truck? been looking at these Good morning, I have a 2500hd at4 gasser, I installed a Hornblasters Conductor Special 232. I installed it behind the grill...

T TommyG Sep 16, 2025 GMC 1500 AT4 Modifications 🔥 1 View on Amazon

Oil Catch Can for 6.2l

Running this K&N can on my ‘25 6.2. No issues at all. https://a.co/d/6Y5QD22

NorCalSixTwo Sep 30, 2025 GMC 1500 AT4 Modifications 🔥 1 View on Amazon

What did you do to your AT4 today?

Finally got my on board Viair air compressor hard wired into the truck, and connected to my AuxBeam switch panel. The AuxBeam switch panel itself can not handle to 23amp max draw, so I wired the...

john151ama Sep 15, 2025 GMC 1500 AT4 Talk 🔥 1 View on Amazon

How 'bout those horns!

anyone installed any cool horns for their truck? been looking at these

sloopdawg Sep 9, 2025 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

R GMC 1500 AT4 Problems and Issues #8

Passenger side mirror back light

OEM part number - 84309724. Amazon Aftermarket.

R rh96ss Sep 4, 2025 GMC 1500 AT4 Problems and Issues 🔥 0 View on Amazon

D GMC AT4 HD Modifications

Cargo / Load Bars

I did this type of system, with a custom attachment bar and the heavy duty tie down rings. https://a.co/d/aLsvzwJ

joegolden Sep 15, 2025 GMC 1500 AT4 Talk 🔥 0 View on Amazon

Month of

August 2025

Added oem tailgate lights repurposed for footwell lights...

Finally finished my running board light project. It took some time and patience to figure out how to run all of the wiring as well as how to tie into the existing truck harness The lights operate...

D duramax1 Aug 30, 2025 GMC AT4 HD Modifications 🔥 3 View on Amazon

Has anyone tapped into switched power in the passenger side fuse panel?

What Fuse number is it? I have a lithium battery and a portable fridge/freezer that i keep with me also. I've been thinking of ways to try to charge my battery pack also. I was thinking of using a...

Viking Truck Aug 20, 2025 GMC AT4 HD Modifications 🔥 2 View on Amazon

P GMC AT4 HD Modifications

AT4 Truck Bed Extender / Divider / Rack / Camp Table

Saw this truck bed extender mentioned on another forum and figured I’d pass it along. Looks pretty neat with features like bed extension, divider, rack setup, and a camp table option. Curious if...

Admin Aug 21, 2025 GMC 1500 AT4 Modifications 🔥 2 View on Amazon

Boost Auto fender & mirror lights

Installed some Amazon fender lights 35 bucks Smoked with Amber I went over the seams with clear nail polish a couple times We’ll see how they do this winter make sure I put some dialectic on the...

P phobby Aug 9, 2025 GMC AT4 HD Modifications 🔥 1 View on Amazon

GMC Yukon AT4 Talk

GMC AT4 HD Wheels and Tires

Tire Dressing

Second the Adams Graphene, also recommend the applicator. https://www.amazon.com/dp/B08NVZT8V3?ref_=ppx_hzsearch_conn_dt_b_fed_asin_title_3&th=1

Viking Truck Aug 5, 2025 GMC Yukon AT4 Talk 🔥 1 View on Amazon

Biggest tire on stock AEV?

Have a link to the TPMS reset tool you have? I remember looking into them and at the time, they didnt work for 2024, There you go

pinebaron Aug 25, 2025 GMC AT4 HD Wheels and Tires 🔥 1 View on Amazon

GMC AT4 News

Don’t let it happen to you!

Sorry to hear that. Do you have the BW hitch for multi pro tailgate? I’m now shopping for one and hoping it will avoid mishaps. I have the version specific for the multi-pro tailgate. There is no...

L5P Aug 29, 2025 GMC AT4 News 🔥 1 View on Amazon

Transmission thermal bypass valve

Hey all, I just saw a transmission cooler bypass kit today whilst snooping around the intergoogleweb machine. Has anyone done this with the 10 speed transmissions, and does it in fact help it...

sanny651 Aug 5, 2025 GMC 1500 AT4 Modifications 🔥 1 View on Amazon

GMC AT4 Camping & Traveling

Added oem tailgate lights repurposed for footwell lights...

Finally finished my running board light project. It took some time and patience to figure out how to run all of the wiring as well as how to tie into the existing truck harness The lights operate...

john151ama Aug 30, 2025 GMC AT4 HD Modifications 🔥 0 View on Amazon

BODEGACOOLER 63 Quart Electric Cooler – 20% Off on Amazon

Amazon is currently offering the BODEGACOOLER 63 Quart 12V Car Refrigerator at 20% off for $319, with free shipping for Prime members. Large Volume & APP Control The 63-quart capacity provides...

Admin Aug 23, 2025 GMC AT4 Camping & Traveling 🔥 0 View on Amazon

P GMC AT4 HD Problems and Issues

🔥 AT4 Upgrades: Top Picks for August 2025 🎯

🔥 Top 10 GMC AT4 Accessories on Amazon Worth Checking Out 🔥 From interior LEDs to trail tools, here’s our hand-picked roundup for AT4 owners! LASFIT 194/T10 LED Bulbs (2-Pack), 6000K...

Admin Aug 27, 2025 GMC AT4 Talk 🔥 0 View on Amazon

Suspension Rattle - Front End

Fastest way to find the rattle is an action camera. Like This . It’s $50, live image mirrors to your phone. Use the included mounts, magnet, zip ties, or rubber twist ties to mount it in...

P phobby Aug 1, 2025 GMC AT4 HD Problems and Issues 🔥 0 View on Amazon

Boost Auto fender & mirror lights

Installed some Amazon fender lights 35 bucks Smoked with Amber I went over the seams with clear nail polish a couple times We’ll see how they do this winter make sure I put some dialectic on the...

Skidoogie Aug 9, 2025 GMC AT4 HD Modifications 🔥 0 View on Amazon

Antenna of Choice?

I bought this stubby and have found reception to be just as solid as the OEM (not kidding). https://www.amazon.com/dp/B01N2WBWJ8?ref_=ppx_hzsearch_conn_dt_b_fed_asin_title_3 I listen to radio...

sanny651 Aug 24, 2025 GMC AT4X HD 🔥 0 View on Amazon

Has anyone tapped into switched power in the passenger side fuse panel?

What Fuse number is it? I have a lithium battery and a portable fridge/freezer that i keep with me also. I've been thinking of ways to try to charge my battery pack also. I was thinking of using...

xOperator Aug 20, 2025 GMC AT4 HD Modifications 🔥 0 View on Amazon

C GMC Yukon AT4 Talk

Tire Dressing

+1 to pressure washing the wheels and tires first. I use this: Meguires HotShine - I've seen the shine flip back on the paint only if I don't use my tire brush to go over it once after spraying...

C cynistersix Aug 11, 2025 GMC Yukon AT4 Talk 🔥 0 View on Amazon

D GMC Yukon AT4 Talk

Tire Dressing

Second the Adams Graphene, also recommend the applicator. https://www.amazon.com/dp/B08NVZT8V3?ref_=ppx_hzsearch_conn_dt_b_fed_asin_title_3&th=1 You had me at watermelon scent 🤣

D Danimalx87 Aug 5, 2025 GMC Yukon AT4 Talk 🔥 0 View on Amazon

GMC AT4 HD Towing

Trailer Backup light Problem

I don't have reverse lights on my trailer with the standard 4 pin flat connector, however investigated something on Amazon and apparently theres a connector with a fifth wire for reverse. Check...

pinebaron Aug 25, 2025 GMC AT4 HD Towing 🔥 0 View on Amazon

Intake Manifold & Throttle Body?

would a splitter work? OBDII Splitter

sloopdawg Aug 25, 2025 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

Intake Manifold & Throttle Body?

would a splitter work? OBDII Splitter I think in theory, yes, but in practicality no because it would hang down too far. I have a prosthetic leg and if anything were hanging down like that, it's...

sanny651 Aug 25, 2025 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

Month of

July 2025

Which dash cam to buy????

The Rove R2-4K is a great unit and reasonably priced. I have three of them in my various vehicles. Just buy a large volume SD card for 8 hours of recording. I believe the one that the others are...

Don S Jul 16, 2025 GMC 1500 AT4X 🔥 4 View on Amazon

R GMC 1500 AT4X

Which dash cam to buy????

The Rove R2-4K is a great unit and reasonably priced. I have three of them in my various vehicles. Just buy a large volume SD card for 8 hours of recording. I believe the one that the others are...

R R467X Jul 17, 2025 GMC 1500 AT4X 🔥 4 View on Amazon

GMC AT4 Talk 🥉 3rd

🔥 Amazon Forum Favs and Prime Deals 2025 🎯

I have 3 of these locks and will vouche for them, will need a cutting torch and damage hitch on trailer to get off...

gemarsh Jul 8, 2025 GMC AT4 Talk 🔥 3 View on Amazon

R GMC 1500 AT4 3.0L Duramax Turbo Diesel engine

🔥 Amazon Forum Favs and Prime Deals 2025 🎯

Prime Day is just around the corner, and the deals are about to drop! I’ve kicked off a thread for us to share the top finds—truck gear, tech, gadgets, camping essentials, you name it. Drop the...

Admin Jul 4, 2025 GMC AT4 Talk 🔥 2 View on Amazon

TRUCK IS DEAD…2nd time around

I think you're right about the issues regarding the load on the battery which is crushing em. It makes sense considering what appears to be a dead cell on the battery that was replaced. oddly, the...

R Rocinante Jul 21, 2025 GMC 1500 AT4 3.0L Duramax Turbo Diesel engine 🔥 2 View on Amazon

GMC 1500 AT4X #6

Which dash cam to buy????

I got this front and rear camera system for my AT4 and it looks like a factory installation. Not super fancy but it does the job if you’re ever in an accident. Mangoal Front 4K & Rear 1080P...

chipsol Jul 22, 2025 GMC 1500 AT4X 🔥 2 View on Amazon

Black Exhaust Tips from GM

I used the ones in the link below. So far, 6 months in, they still look great. Just so you know, you have to pull the black step cutout on both sides of the rear bumper to reach in and unbolt the...

Don S Jul 16, 2025 GMC 1500 AT4 Modifications 🔥 1 View on Amazon

Manual shifting and garage door opener questions.

On my 2016 GMC there was no Homelink buttons for the garage door. However, both my neighbor and I added them to our Canyons. We found that in the rearview mirror console, there was just enough...

Don S Jul 16, 2025 GMC Canyon AT4 Talk 🔥 1 View on Amazon

🔥 Amazon Forum Favs and Prime Deals 2025 🎯

https://www.amazon.com/EUHOMY-Refrigerator-Compressor-Electric-refrigerator/dp/B0DWSTPL1K/ref=sr_1_37?crid=C1Y0SIATU1FI&dib=eyJ2IjoiMSJ9.AGPUJtgOHo_Og1AsgTZ-xT2pBAGgBZYoB_n_LFlih71-rZVpAVSpK4b8WMaG...

bookemdanno Jul 9, 2025 GMC AT4 Talk 🔥 1 View on Amazon

S GMC 1500 AT4 Modifications

Black Exhaust Tips from GM

Sorry, had linked a dash cam in another post. Exhaust Tips

Don S Jul 17, 2025 GMC 1500 AT4 Modifications 🔥 1 View on Amazon

Black Exhaust Tips from GM

This should be the link https://www.amazon.com/dp/B0CLRTB9GY/?coliid=I2F7O0909Z5PH5&colid=21VN1PDEZ1OSC&ref_=list_c_wl_lv_ov_lig_dp_it_im&th=1

S SmittysAT4 Jul 14, 2025 GMC 1500 AT4 Modifications 🔥 1 View on Amazon

F & R dash cam system from GM

Similar system on Amazon without the OBDII connection. Horrible reviews except for the ones that were given a free product in return for a good review...

Viking Truck Jul 21, 2025 GMC AT4 HD Modifications 🔥 1 View on Amazon

2023 GMC Sierra 1500 AT4x AEV Build

Well tried to see if I’d get lucky and barely got 4 full turns so I will be replacing the wheel studs with longer ones this weekend I used these with my 1/2” spacer and got 11 turns. Extended...

Azgasser Jul 8, 2025 GMC 1500 AT4X 🔥 0 View on Amazon

S GMC 1500 AT4X

2023 GMC Sierra 1500 AT4x AEV Build

I used these with my 1/2” spacer and got 11 turns. Extended Thread Lugs Can you retry that link please

S Sperle Jul 9, 2025 GMC 1500 AT4X 🔥 0 View on Amazon

2023 GMC Sierra 1500 AT4x AEV Build

Black Bulge Lug Nuts https://a.co/d/chleeMz

Azgasser Jul 9, 2025 GMC 1500 AT4X 🔥 0 View on Amazon

GMC 1500 AT4 3.0L Duramax Turbo Diesel engine

🔥 Amazon Forum Favs and Prime Deals 2025 🎯

Good deals on Morrflate products: $260 - TenSix PSI Pro 10.6 CFM 12V Portable Dual Cylinder Offroad Air Compressor $180 - Quad+ 4 Tire Inflation Deflation Hose Kit - Fits Up to 155" Wheelbase -...

Admin Jul 9, 2025 GMC AT4 Talk 🔥 0 View on Amazon

TRUCK IS DEAD…2nd time around

Glad I could provide some help. Definitely sounds like you might need a new jump box. Highly recommend the NOCO brand. A little on the expensive side, but they never failed me. This is the one I...

mandalorian Jul 23, 2025 GMC 1500 AT4 3.0L Duramax Turbo Diesel engine 🔥 0 View on Amazon

2 GMC AT4 News

New and simple Bose bypass with full Signal Sound

Arduino: https://a.co/d/cB047VA Relay Shield: https://a.co/d/2E7bwll Connected it like the below picture. It was powered entirely from the 12V signal line from the PAC. Then wrote this little...

2 2025gmcsierra Jul 18, 2025 GMC AT4 News 🔥 0 View on Amazon

C GMC AT4 News

New and simple Bose bypass with full Signal Sound

Arduino: https://a.co/d/cB047VA Relay Shield: https://a.co/d/2E7bwll Connected it like the below picture. It was powered entirely from the 12V signal line from the PAC. Then wrote this little...

C CaseySierra2020 Jul 25, 2025 GMC AT4 News 🔥 0 View on Amazon

Manual shifting and garage door opener questions.

On my 2016 GMC there was no Homelink buttons for the garage door. However, both my neighbor and I added them to our Canyons. We found that in the rearview mirror console, there was just enough...

Dale J Jul 18, 2025 GMC Canyon AT4 Talk 🔥 0 View on Amazon

Month of

June 2025

J GMC AT4 Introductions

AT4 Grille Swap

Yes would like the retaining clip part numbers please or amazon link . Thank you https://www.amazon.com/dp/B074Z1NZF6?ref=ppx_yo2ov_dt_b_fed_asin_title These are for the front grill fascia area...

J Jake3point0 Jun 9, 2025 GMC AT4 Introductions 🔥 1 View on Amazon

J GMC AT4 HD Towing

Looking to buy trailer tire sensors

I bought these ones on amazon. Full disclosure, I have a 2021. The refresh years have a different frequency I believe. https://www.amazon.com/dp/B09PHNPXJP?ref=ppx_yo2ov_dt_b_fed_asin_title

J Jake3point0 Jun 2, 2025 GMC AT4 HD Towing 🔥 0 View on Amazon

GMC AT4 HD Wheels and Tires

30° exhaust tip

I’m only seeing a 15” tip on mbrp It is 15½" long. The part number is T5154BLK https://www.amazon.com/gp/aw/d/B0100L4MRK?psc=1&ref=ppx_pop_mob_b_asin_image

gemarsh Jun 17, 2025 GMC AT4 HD Modifications 🔥 0 View on Amazon

Trailer TPMS Sensors - help find!!

This is what I have. Works on my '15 all the way to the '23, personally, and read here it works on the '24 up, global b trucks...

gemarsh Jun 1, 2025 GMC AT4 HD Wheels and Tires 🔥 0 View on Amazon

Month of

May 2025

GMC Canyon AT4 Modifications

BUDGET TAILGATE AUDIO!!! Dominating the Kicker Tailgate Speaker Setup for CHEAP

So my uncle tasked me with a fun project as I am the Audio guy in the family. He said my brother showed him his Kicker Tailgate setup on his Denali Ultimate HD and as family does, my uncle wanted...

Bpr3ece May 21, 2025 GMC AT4 Talk 🔥 7 View on Amazon

Game changer

Found these bad boys on amazon, must have for sure!! So dumb that they don’t come installed.

utahAT4 May 22, 2025 GMC Canyon AT4 Modifications 🔥 4 View on Amazon

BUDGET TAILGATE AUDIO!!! Dominating the Kicker Tailgate Speaker Setup for CHEAP

For those of you who want a little more out of life 🤣 snag two sets of the Hogtunes XLF High Performance XL 5.25” speakers and power them with the Rockville ATV420 V2 500 watt 4 channel amp. 👌🏻...

Bpr3ece May 21, 2025 GMC AT4 Talk 🔥 2 View on Amazon

Brand new truck!

Welcome… AT4X here I run 50 front and back.. stupid tire pressure alarm goes off below 50, and there is no way to set your pressure range With these E rated tires - way to do uses a chalk line...

gemarsh May 16, 2025 GMC AT4 HD Introductions 🔥 2 View on Amazon

GMC Canyon AT4 Photos & Videos

Power for Dash Cam

I found there was NO ignition power inside my 2024 GMC Sierra to power my Dash Cam. I checked every fuse for on the passenger side panel and nothing. I eventually ran a wire from the fuse panel...

Don S May 12, 2025 GMC 1500 AT4 Modifications 🔥 1 View on Amazon

Sick steering wheel cover

Matches the leather perfectly! Customized on Amazon

utahAT4 May 22, 2025 GMC Canyon AT4 Photos & Videos 🔥 1 View on Amazon

G GMC 1500 AT4 Talk

Bed Pocket Plugs

These are the ones I got. I got the silicone ones. They are awesome and fit flush. TOPINSTALL 2025 Stylish Bed Rail Stake Pocket Covers Compatible with 2019-2025 Silverado/Sierra 1500 and...

G GregE May 8, 2025 GMC 1500 AT4 Talk 🔥 1 View on Amazon

C GMC Yukon AT4 Talk

Car seats and seating space in a Yukon

You're not going to fit 3 full size car seats across in the 3rd row. 3 Boosters maybe or 2 full size - probably not a big deal. They also don't have latch back there iirc so you're using the belt...

C cynistersix May 30, 2025 GMC Yukon AT4 Talk 🔥 1 View on Amazon

R GMC AT4 Talk

BUDGET TAILGATE AUDIO!!! Dominating the Kicker Tailgate Speaker Setup for CHEAP

So my uncle tasked me with a fun project as I am the Audio guy in the family. He said my brother showed him his Kicker Tailgate setup on his Denali Ultimate HD and as family does, my uncle wanted...

R RobD May 26, 2025 GMC AT4 Talk 🔥 1 View on Amazon

G GMC 1500 AT4 Talk

Bed Pocket Plugs

I looked at several and bought a set on Amazon. They were hard plastic and didn't stay in well. I gave them to my son-in-law for his new truck. Instead, I bought these on Amazon that are silicone...

G GregE May 12, 2025 GMC 1500 AT4 Talk 🔥 0 View on Amazon

GMC AT4 HD Wheels and Tires

Added led pods for reversing

Amazon link here

ivey_usmc May 8, 2025 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

TPMS Sensors

These work just as good!! I have 8 of them for my 3 trailers and they work excellent for half the cost: https://www.amazon.com/dp/B01N26DQDB?ref=ppx_yo2ov_dt_b_fed_asin_title Good Luck!

Blade's AT4 May 23, 2025 GMC AT4 HD Wheels and Tires 🔥 0 View on Amazon

Bed Pocket Plugs

I looked at several and bought a set on Amazon. They were hard plastic and didn't stay in well. I gave them to my son-in-law for his new truck. Instead, I bought these on Amazon that are silicone...

Don S May 9, 2025 GMC 1500 AT4 Talk 🔥 0 View on Amazon

G GMC 1500 AT4 Talk

Bed Pocket Plugs

I looked at several and bought a set on Amazon. They were hard plastic and didn't stay in well. I gave them to my son-in-law for his new truck. Instead, I bought these on Amazon that are silicone...

G GregE May 9, 2025 GMC 1500 AT4 Talk 🔥 0 View on Amazon

Camera Hack?

While trailering the inftainment system shows the right or left side with the turn signal depending. I am curious if there is a way to have this displayed without a trailer connected. Thanks in...

gemarsh May 20, 2025 GMC 1500 AT4 Talk 🔥 0 View on Amazon

C GMC Yukon AT4 Talk

'25 Yukon AT4 rear license frame

Curious would something like this silicone trim work or is it really just bad design with the placement of the plate and cameras etc?

C cynistersix May 30, 2025 GMC Yukon AT4 Talk 🔥 0 View on Amazon

Bed Covers

Hey Joe Golden what type of rail attachments do you have in your truck bed what type of bed rail attachments do you have The tie downs? It is this type of system, with a custom attachment bar...

joegolden May 6, 2025 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

GMC Yukon AT4 Talk

'25 Yukon AT4 rear license frame

Curious would something like this silicone trim work or is it really just bad design with the placement of the plate and cameras etc? I have something similar to what you linked, extra from...

xOperator May 30, 2025 GMC Yukon AT4 Talk 🔥 0 View on Amazon

Month of

April 2025

What did you do to your AT4 today?

Everyone out here that want to easily hard wire a dash cam to your rear view mirror power source rather then running power wires all through your truck, tapping into your fuse box, try this out...

Johnv76 Apr 4, 2025 GMC 1500 AT4 Talk 🔥 7 View on Amazon

Conceal Carry Location

I carry mine with me all the time next to me. However, we camp a lot and go some places where we sightsee, I need to lock it up. I didn't want the center console vault as it takes up too much...

Don S Apr 26, 2025 GMC 1500 AT4 Talk 🔥 4 View on Amazon

2023 GMC Sierra 1500 AT4x AEV Build

Dash cam installed and hard wired into the rear view mirror for power. Power adapter used linked below. Super easy install. https://www.amazon.com/dp/B0D1MXPPDW?ref=ppx_yo2ov_dt_b_fed_asin_title

Johnv76 Apr 7, 2025 GMC 1500 AT4X 🔥 2 View on Amazon

2025 1500 AT4

A lot of guys are putting leveling kits on them. One of my first mods was to install the small light bar on the license plate so I could actually see to back up. Then I swapped out the chrome...

Leo581 Apr 18, 2025 GMC AT4 Introductions 🔥 2 View on Amazon

E GMC AT4 HD Modifications

Tow/Recovery Hooks for 2024 AT4X AEV

I bought the Rhino one’s off an Amazon link I got on this website. Very happy with them. Perfect fit! I’ll never use them strictly for looks on my truck. Pic is not great I didn’t want to move the...

roy826ex Apr 1, 2025 GMC 1500 AT4X 🔥 2 View on Amazon

VLEDS reverse lights

Well, if you're an idiot like me and thought this kit, VLEDS LPX Plug and Play, was truly plug and play, I have the solution for you. Vleds walked me through splicing this harness, MECMO, to the...

E Elite Engineering Apr 1, 2025 GMC AT4 HD Modifications 🔥 2 View on Amazon

M GMC 1500 AT4 Talk

Reverse brightness - 360 view on the side

Hi All, New to the forum, and new owner of a 2025 1500 3.0 Duromax AT4, so far it’s amazing. My only gripe, and what seems to be others as well, is the reverse lights and reverse camera. I have...

M Markmac3 Apr 28, 2025 GMC 1500 AT4 Talk 🔥 1 View on Amazon

GMC 1500 AT4 Talk #8

What did you do to your AT4 today?

Since I don't drive it sometimes for longer periods of time, I added a battery tender plug. Still need to wire it in, but it's mounted anyway. Little nerve racking cutting a hole in the new...

bookemdanno Apr 16, 2025 GMC 1500 AT4 Talk 🔥 0 View on Amazon

Month of

March 2025

1500 AT4X Truck Camping

Hello All, I thought I'd add my build here to help others thinking about doing something similar. I have gotten some great info off of this site and wanted to contribute back. I am coming from...

D DeepCaves Mar 25, 2025 GMC 1500 AT4X 🔥 9 View on Amazon

Amber Grill Lights ?

I made my own grille/hood lights. On the 1500 hoods, there is a black panel in the center of the hood that is removable. I drilled four holes in the panel and added four amber lights. I ran the...

Don S Mar 1, 2025 GMC 1500 AT4X 🔥 6 View on Amazon

1500 AT4X Truck Camping

Interior Cab Electronics Mounts: Coming from the Jeep where every bolt on the vehicle has multiple accessories that can be ordered and attached to every location it took me a while to figure out...

D DeepCaves Mar 25, 2025 GMC 1500 AT4X 🔥 4 View on Amazon

1500 AT4X Truck Camping

Lastly, I thought I'd share a couple of other mounting options I am still considering. Another option for mounting to the far left drivers side is the Sea Sucker suction cup. My understanding is...

D DeepCaves Mar 25, 2025 GMC 1500 AT4X 🔥 4 View on Amazon

Ambient lighting for center console

I use a dimable usb light in the center stack. Don't know if'n it would work as well as the pre-refresh's... https://www.amazon.com/gp/aw/d/B00PU7NQ2M?psc=1&ref=ppx_pop_mob_b_asin_title

gemarsh Mar 17, 2025 GMC 1500 AT4 Problems and Issues 🔥 3 View on Amazon

Bed camper tent

Anyone know if there is a bed tent specifically designed for the GMC Canyon with the 5ft 2inch bed? If you mean a tent that goes inside your bed. Yes they make it. I had one. They are complicated...

Gp4269 Mar 9, 2025 GMC Canyon AT4 Talk 🔥 1 View on Amazon

B GMC 1500 AT4X

1500 AT4X Truck Camping

Hello All, I thought I'd add my build here to help others thinking about doing something similar. I have gotten some great info off of this site and wanted to contribute back. I am coming from...

B black98z71 Mar 28, 2025 GMC 1500 AT4X 🔥 1 View on Amazon

F-150 Seat Swap?

I was so close to selling my truck a few years back due to the uncomfortable seats, until I found this little seat cushion and it saved the day! At least for me, and I can drive decent distance...

SuthrnGMC Mar 31, 2025 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

Bed camper tent

If you mean a tent that goes inside your bed. Yes they make it. I had one. They are complicated taking 45 min to set up. Then there is the pain in the butt you get having to empty all your gear...

Gp4269 Mar 9, 2025 GMC Canyon AT4 Talk 🔥 0 View on Amazon

Bed camper tent

I use the Right Line truck tent. It goes over the sides of the bed so you don't have to take everything out like the regular truck tent. First time setup is about 30 mins. Now it's down to 15...

slotimmy Mar 15, 2025 GMC Canyon AT4 Talk 🔥 0 View on Amazon

Month of

February 2025

Paint Protection Products

I remember the Florida love bug season. Don't have them here, but do have grass hoppers and such. I don't promote much, but this stuff I will. Spray it on and let it set for 3 minutes and the...

gemarsh Feb 3, 2025 GMC 1500 AT4 Modifications 🔥 2 View on Amazon

VLEDS reverse lights

Well, if you're an idiot like me and thought this kit, VLEDS LPX Plug and Play, was truly plug and play, I have the solution for you. Vleds walked me through splicing this harness, MECMO, to the...

myrez Feb 13, 2025 GMC AT4 HD Modifications 🔥 2 View on Amazon

Bed Pocket Plugs

Here's the ones I used. Fit is fantastic. https://www.amazon.com/dp/B07KVKN9PZ?ref_=ppx_hzsearch_conn_dt_b_fed_asin_title_2

Chopper_Man Feb 11, 2025 GMC 1500 AT4 Talk 🔥 1 View on Amazon

GMC 1500 AT4 Talk #4

What did you do to your AT4 today?

Looks great. Way better! Do you have a link to the ones you installed? Fog light bezels: https://www.amazon.com/dp/B0CHP52JXR?ref=ppx_yo2ov_dt_b_fed_asin_title&th=1 Grill overlay...

Zee921 Feb 2, 2025 GMC 1500 AT4 Talk 🔥 1 View on Amazon

J GMC 1500 AT4 Talk

Will It fit in the Garage? Need real life dimensions!

So just to clarify, you had about 2" clearance over the fin antenna on the roof? And you used something like this...

J JRoc80 Feb 22, 2025 GMC 1500 AT4 Talk 🔥 1 View on Amazon

Bed Pocket Plugs

$70,000 truck and they can't include the rear plugs for the stake pockets!? Does anyone have any good suggestions for this 50 cent part? I've seen many 20 dollar versions on Amazon but since...

Rick S Feb 17, 2025 GMC 1500 AT4 Talk 🔥 1 View on Amazon

VLEDS reverse lights

Well, if you're an idiot like me and thought this kit, https://www.vleds.com/shop-products/lp-series/lpx/lpx-13-red-white-7-pin.html, was truly plug and play, I have the solution for you. Vleds...

gemarsh Feb 13, 2025 GMC AT4 HD Modifications 🔥 1 View on Amazon

Bed Pocket Plugs

I got these for both of my trucks, fit great and made in America. https://a.co/d/96Ne5OW

Jorayr97 Feb 18, 2025 GMC 1500 AT4 Talk 🔥 1 View on Amazon

Auxiliary lighting switches

Two different ways to do the same thing. Agree with gemarsh, plusnuts flare out a little more and I have found them more forgiving. My rivnut tool is too short for plusnuts so instead I use...

pinebaron Feb 13, 2025 GMC 1500 AT4X 🔥 1 View on Amazon

Power Running Boards to replace original high-clearance running boards

Can you please provide me a link to the ones you have? Also, where is the shut off switch located? The switch that comes with it is just a rocker switch that I put just to the right of my...

Gp4269 Feb 14, 2025 GMC AT4 HD Modifications 🔥 1 View on Amazon

Usb & Usb type C ports

I know it won't fix your issue but I put USB plugs in my ports, here.

AT4guy013 Feb 1, 2025 GMC 1500 AT4 Problems and Issues 🔥 0 View on Amazon

GMC 1500 AT4 Talk #12

What did you do to your AT4 today?

Fog light bezels: https://www.amazon.com/dp/B0CHP52JXR?ref=ppx_yo2ov_dt_b_fed_asin_title&th=1 Grill overlay...

TXHunter Feb 7, 2025 GMC 1500 AT4 Talk 🔥 0 View on Amazon

L GMC 1500 AT4 Talk

Will It fit in the Garage? Need real life dimensions!

My new '25 1500 AT4 with 275/60/R20 OEMs fits 7ft Height garage door (81.5 inch) opening with about 2 inch to spare. OEM whip style radio antenna did rub door so replaced that with aftermarket...

L lessardrp Feb 22, 2025 GMC 1500 AT4 Talk 🔥 0 View on Amazon

Bed Pocket Plugs

Here's the ones I used. Fit is fantastic. https://www.amazon.com/dp/B07KVKN9PZ?ref_=ppx_hzsearch_conn_dt_b_fed_asin_title_2 +2

MarshVegas716 Feb 17, 2025 GMC 1500 AT4 Talk 🔥 0 View on Amazon

A GMC 1500 AT4X

Auxiliary lighting switches

I’ve never heard of plusnuts. I have rivenuts, pretty sure the tool is too large to even fit inside the fender area. Two different ways to do the same thing. Agree with gemarsh, plusnuts flare...

A Amateurhour Feb 12, 2025 GMC 1500 AT4X 🔥 0 View on Amazon

VLEDS reverse lights

Well, if you're an idiot like me and thought this kit, VLEDS LPX Plug and Play, was truly plug and play, I have the solution for you. Vleds walked me through splicing this harness, MECMO, to the...

gemarsh Feb 13, 2025 GMC AT4 HD Modifications 🔥 0 View on Amazon

VLEDS 7-pin install help

MECMO 4 Pin w/Reverse Tailgate... https://www.amazon.com/dp/B0B41K52Z6?ref=ppx_pop_mob_ap_share This is the harness I used to connect to the taillights. I bought a 4pin trailer plug that I spliced...

myrez Feb 13, 2025 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

Scanners

I use this one from 2023...

gemarsh Feb 10, 2025 GMC 1500 AT4 Talk 🔥 0 View on Amazon

Paint Protection Products

I remember the Florida love bug season. Don't have them here, but do have grass hoppers and such. I don't promote much, but this stuff I will. Spray it on and let it set for 3 minutes and the...

Bayoucountrygal Feb 5, 2025 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

Month of

January 2025

How crappy are Bose speakers!

Had no idea they had this available. Thank you!! Make sure you pickup the Kicker Bass Knob on Amazon. There is a thread floating around on here of a guy who has a good walk-though of how to...

EIR Jan 21, 2025 GMC AT4 HD Modifications 🔥 1 View on Amazon

R GMC AT4X HD

Car wash?

Yeah unless you don't care about your paint, then take it to a traditional car wash. Touchless washes don't remove anything whatsoever. If you don't have a pressure washer, get a garden hose and...

R R467X Jan 12, 2025 GMC AT4X HD 🔥 1 View on Amazon

GMC Canyon AT4 Introductions

What did you do to your AT4 today?

It’s even easier than that, the pod holes harness already Ts off the trailer harness for power and ground, you’d just have to tap the reverse wire for the trigger. But then you wouldn’t be able to...

joegolden Jan 31, 2025 GMC 1500 AT4 Talk 🔥 1 View on Amazon

Toolbox

https://www.amazon.com/Dee-Zee-DZ6163N-Specialty-Crossover/dp/B078H4FLNW/ref=mp_s_a_1_3?dib=eyJ2IjoiMSJ9.KrFKliJnyVtBDV5jlxSXpUNtqcrpCeTLEf6uRlNSLAeTWVlVndOBdjIg9o92WMiHHZMS8vpZIYWNdcfSgkSSDKGWGVMv...

gemarsh Jan 15, 2025 GMC Canyon AT4 Introductions 🔥 0 View on Amazon

What did you do to your AT4 today?

I got them from Amazon ASPL 8pcs Sync Feature Ultra Slim... https://www.amazon.com/dp/B08PYVYN9T?ref=ppx_pop_mob_ap_share

joegolden Jan 27, 2025 GMC 1500 AT4 Talk 🔥 0 View on Amazon

What did you do to your AT4 today?

I got them from Amazon ASPL 8pcs Sync Feature Ultra Slim... https://www.amazon.com/dp/B08PYVYN9T?ref=ppx_pop_mob_ap_share Thanks bro it’s looking great,, do u have any advice for installing on grill?

Eagle KSA Jan 28, 2025 GMC 1500 AT4 Talk 🔥 0 View on Amazon

Tire Rotation

Yes sir. I'll be purchasing a matching 20" wheel and tire to accommodate a 5 tire rotation. And since it's not my money, @pinebaron 😁, get an extra tpms sensor and a reset tool. They've gone...

gemarsh Jan 6, 2025 GMC 1500 AT4 Wheels and Tires 🔥 0 View on Amazon

Tire Rotation

And since it's not my money, @pinebaron 😁, get an extra tpms sensor and a reset tool. They've gone up a dollar in the last 8 years, but mine is still working...

pinebaron Jan 6, 2025 GMC 1500 AT4 Wheels and Tires 🔥 0 View on Amazon

Riddle me this

Do you have links to those adaptors...

gemarsh Jan 25, 2025 GMC AT4 HD Talk 🔥 0 View on Amazon

Chrome delete in progress

Where did you get the replacement tips? https://www.amazon.com/dp/B0CWKX859R?ref=ppx_yo2ov_dt_b_fed_asin_title&th=1 I bought these after seeing it referenced on here a few times. It’s a perfect...

rmGMC Jan 1, 2025 GMC 1500 AT4 Talk 🔥 0 View on Amazon

Month of

December 2024

Couple upgrades to the kicker tailgate system

I love having the kicker tailgate system and use it weekly. I don’t have any connection issues but sound quality is definitely not the best and I don’t like the auto turn on. Previously I used...

john151ama Dec 15, 2024 GMC AT4 Talk 🔥 6 View on Amazon

Welded exhaust tip

Cut your existing pipe a few inches after the venturi and clamp on a tip to your liking. Cut measurements will depend on what tip you acquire. Make sure it's not farther back/under the truck...

pinebaron Dec 17, 2024 GMC AT4 HD Modifications 🔥 4 View on Amazon

GMC AT4 HD Introductions #4

Oily sludge on fuel filter

FPPF 00119 KILLEM BIOCIDE 16 OZ. BOTTLE, TREATS 1920 GALLONS OF DIESEL FUEL PER BOTTLE https://a.co/d/3uzDmDI I used this in my big truck. It was recommended to me by another driver. It worked...

BlueBrute Dec 2, 2024 GMC AT4 HD Problems and Issues 🔥 1 View on Amazon

New Owner & Bed Cover

I have several floor jacks. Need to figure out away to quickly elevate all four axles to take weight off tires, to prevent flat spots, when not driving a week or more, particularly when we are on...

Johnv76 Dec 5, 2024 GMC AT4 HD Introductions 🔥 1 View on Amazon

Welded exhaust tip

Cut your existing pipe a few inches after the venturi and clamp on a tip to your liking. Cut measurements will depend on what tip you acquire. Make sure it's not farther back/under the truck...

gemarsh Dec 17, 2024 GMC AT4 HD Modifications 🔥 1 View on Amazon

What did you do to your AT4 today?

Looks good, clean install. What lights did you use the the bed? I got these RGBW modules from Amazon, connected to my switch bank with relays as they use a common positive lead. I am not a fan of...

joegolden Dec 16, 2024 GMC 1500 AT4 Talk 🔥 0 View on Amazon

🚨 2024 Black Friday/Cyber Monday Deals! 🚨

$549 - UNIDEN R8 Extreme Long-Range Radar/Laser Detector, Dual-Antennas Front & Rear Detection w/Directional Arrows, Built-in GPS w/Real-Time Alerts, Voice Alerts, Red Light Camera and Speed...

Admin Dec 2, 2024 GMC AT4 Talk 🔥 0 View on Amazon

GMC 1500 AT4X #8

AEV edition rear emblems

GM 84395038 Front and Rear Black Emblem Package GMC Sierra https://a.co/d/2Lzkx2C https://accessories.gmc.com/product/gmc-emblems-in-black-84380554?bac=294598

mrgoodwords Dec 22, 2024 GMC 1500 AT4X 🔥 0 View on Amazon

GMC AT4 HD Introductions #10

New Owner & Bed Cover

Ones installed are 17" extended and 10.5" compressed. I found some 200 lbs ones 19.7" extended and 12.1" compressed which would fit. The question is where to find something that lasts; all this...

pinebaron Dec 5, 2024 GMC AT4 HD Introductions 🔥 0 View on Amazon

New Owner & Bed Cover

They had parking pads to help prevent this bud. Saves from having to lift all four tires off the ground. At least until you get yourself a lift...

pinebaron Dec 5, 2024 GMC AT4 HD Introductions 🔥 0 View on Amazon

What did you do to your AT4 today?

Have head lamps, square lamps etc. for emergency use however was missing a good rechargeable flashlight with decent output. Found one at HD and added it to the passenger side Putco Panel in the...

gemarsh Dec 19, 2024 GMC 1500 AT4 Talk 🔥 0 View on Amazon

What did you do to your AT4 today?

Looks like you're getting there. I have and still carry welding cable jump cables, but with these rolling computers, I have change my thought process for helping folk or me if the need arises. I...

bookemdanno Dec 19, 2024 GMC 1500 AT4 Talk 🔥 0 View on Amazon

Intro for my new GMC Sierra 2500HD AT4

You will have to pull the covers off to drain. Or suck it out with a sucker pump. Gaskets are reusable. These work good to refill. Fill to buttom of fill plug...

gemarsh Dec 3, 2024 GMC AT4 Introductions 🔥 0 View on Amazon

What did you do to your AT4 today?

Looks like you're getting there. I have and still carry welding cable jump cables, but with these rolling computers, I have change my thought process for helping folk or me if the need arises. I...

pinebaron Dec 20, 2024 GMC 1500 AT4 Talk 🔥 0 View on Amazon

Month of

November 2024

Rear Seatbelt ICON Staying On

Thanks guys......glad to see I don't have an issue. I just don't remember ever seeing it in the first two weeks of ownership. However, I sit very tall in the seat and can't really see that upper...

Don S Nov 20, 2024 GMC 1500 AT4 Problems and Issues 🔥 2 View on Amazon

Window Vent Visors

GM accessories brand. In channel matte. All 3 trucks have been flawless. I purchased mine based on recommendation from gemarsh! First time having in channel and really like mine. Installed all 4...

Sdakota24 Nov 1, 2024 GMC AT4 HD Talk 🔥 2 View on Amazon

New Owner & Bed Cover

Just unpacked the Hi-Lift X-Treme jack and it’s something; so solid and well built. It’s heavy, now I realize why we needed 160lb struts. Can’t wait to install this. Darn guests! You will...

gemarsh Nov 30, 2024 GMC AT4 HD Introductions 🔥 2 View on Amazon

T GMC AT4 HD Introductions

Window Vent Visors

I purchased mine based on recommendation from gemarsh! First time having in channel and really like mine. Installed all 4 in 5-10 min, I like the sleek look compared non adhesive, and would...

bookemdanno Nov 2, 2024 GMC AT4 HD Talk 🔥 2 View on Amazon

GMC Canyon AT4 Introductions #6

2025 AT4X AEV overlanding!

First let me start by saying yall are amazing and thank you for being so open and welcoming it’s refreshing! I’ve been putting a list together and i am open person Truck Build...

T Tt350z Nov 24, 2024 GMC AT4 HD Introductions 🔥 2 View on Amazon

MODS

Where do you find the Canyon’s as an option from Bakflip? Someone else suggested them to me as well but I don’t see any GM vehicles they make them for unless I’m not looking in the right spot...

gemarsh Nov 18, 2024 GMC Canyon AT4 Introductions 🔥 2 View on Amazon

🚨 2024 Black Friday/Cyber Monday Deals! 🚨

$21 - 2022+ Refreshed Full Console Tray Compatible with 2023 2024 GMC Sierra 1500/Chevy Silverado 1500 and 2024 2500HD 3500HD Organizer Storage (Full Console w/Bucket Seats ONLY), Black Link...

Admin Nov 29, 2024 GMC AT4 Talk 🔥 1 View on Amazon

V GMC AT4 Talk

GMC Canyon AT4 Modifications

Need Help Finding Part

What item are you looking for? If it's the bolts they are a very common M6 bolt that most all manufactures use. Readily available at ACE hardware or Amazon...

V Vulcan Nov 24, 2024 GMC AT4 Talk 🔥 1 View on Amazon

GMC 1500 AT4 Talk #9

Question about all the Google stuff

Well, rebooting did nothing. Maybe it will fix itself with an update or something, otherwise I guess I will ask the dealer next time it is in there. To start, users must have a Connected Services...

pinebaron Nov 2, 2024 GMC 1500 AT4 Talk 🔥 1 View on Amazon

Mods to my new truck

I bought these.....I installed them this morning. Very nice quality and finish. They were identical to the OEM regarding fitment. Just remove the three clip nuts and put them on the new ones...

Don S Nov 21, 2024 GMC Canyon AT4 Modifications 🔥 1 View on Amazon

What did you do to your AT4 today?

So depending on what your mounting on the tools bars, the riv nuts that come with the tool bars are not very strong. They were rubber. They held, but failed after a while. So I used my own steel...

pinebaron Nov 9, 2024 GMC 1500 AT4 Talk 🔥 1 View on Amazon

🚨 2024 Black Friday/Cyber Monday Deals! 🚨

. $349 (after $50 Coupon!) Jackery Explorer 1000 v2 Portable Power Station(2024 New),1070Wh LiFePO4 Battery,1500W AC/100W USB-C Output, 1 Hr Fast Charge, Solar Generator for Outdoor...

Viking Truck Nov 22, 2024 GMC AT4 Talk 🔥 1 View on Amazon

What did you do to your AT4 today?

did you have to purchase any more rivet nuts other than what came with the kit? I did, the link is below...

Johnv76 Nov 20, 2024 GMC 1500 AT4 Talk 🔥 0 View on Amazon

🚨 2024 Black Friday/Cyber Monday Deals! 🚨

Save up to 50% - BougeRV 12 Volt Car Refrigerator Dual-System & Dual-Zone Aspen 30, Portable Freezer Fridge, Quick Freeze to -9 °F with IceDrive,32L (34QT) Compressor Freezer Link...

Admin Nov 23, 2024 GMC AT4 Talk 🔥 0 View on Amazon

🚨 2024 Black Friday/Cyber Monday Deals! 🚨

Black Friday Deals on all NOCO products: https://www.amazon.com/NOCO-GENIUS10-Fully-Automatic-Temperature-Compensation/dp/B07W3QT226/

Admin Nov 29, 2024 GMC AT4 Talk 🔥 0 View on Amazon

🚨 2024 Black Friday/Cyber Monday Deals! 🚨

$189 - VIAIR 400P - 40043 Portable Compressor Kit. Tire Pump, Truck/SUV Tire Inflator, For Up to 35 Inch Tires Link: https://www.amazon.com/gp/product/B000X9AXR8?th=1

Admin Nov 29, 2024 GMC AT4 Talk 🔥 0 View on Amazon

🚨 2024 Black Friday/Cyber Monday Deals! 🚨

$272 - VIAIR 450P/45043 Automatic Portable Compressor, Tire Inflator Kit, Air Compressor for Truck, Jeep, SUV, and Car Tires, Portable Air Pump Kit, Car Accessories, 100% Duty Cycle, 150 PSI/1.80...

Admin Nov 29, 2024 GMC AT4 Talk 🔥 0 View on Amazon

🚨 2024 Black Friday/Cyber Monday Deals! 🚨

Great deals on BougeRV coolers on Amazon: $302 - BougeRV Rocky 12 Volt Portable Refrigerator, 41 Quart Dual Zone Car Fridge Freezer $329 - BougeRV Rocky 12 Volt Portable Refrigerator, 55 Quart...

Admin Nov 29, 2024 GMC AT4 Talk 🔥 0 View on Amazon

🚨 2024 Black Friday/Cyber Monday Deals! 🚨

Save 24%! ReadyLift 69-3920 2.0'' Front with 1.0'' Rear SST Lift Kit ReadyLIFT customers have asked for it and we have delivered. Last fall we announced our new leveling and SST lift kit...

Admin Nov 29, 2024 GMC AT4 Talk 🔥 0 View on Amazon

🚨 2024 Black Friday/Cyber Monday Deals! 🚨

$55 - Rhino USA Retractable Trailer Straps (2-Pack)-Heavy Duty 2 Inch x 43 Inch Link: https://www.amazon.com/Rhino-USA-Retractable-Transom-Tie-Down/dp/B0BSVL4V1B

Admin Nov 29, 2024 GMC AT4 Talk 🔥 0 View on Amazon

Month of

October 2024

Issue while replacing fender lights

Gempro LED Side Marker Lights Compatible with GMC Sierra 2500HD 3500HD 2020-2024 Pickup Truck Front/Rear Fender Marker Lamps, 2PCS (Amber Led) https://a.co/d/jfczOOZ These are what I used. 2...

24Titanium3500 Oct 21, 2024 GMC AT4 HD Modifications 🔥 2 View on Amazon

October 🎃 Amazon Deals and Forum Favs

EF ECOFLOW Portable Power Station RIVER 2 Max 500, 499Wh LiFePO4 Battery/ 1 Hour Fast Charging, Up To 1000W Output Solar Generator (Solar Panel Optional) for Outdoor Camping/RVs/Home Use About...

Admin Oct 3, 2024 GMC AT4 Talk 🔥 2 View on Amazon

C GMC AT4 HD Talk 🥉 3rd

Lug nuts?

I'm using these on my Fuel wheels. No idea if this works on the HD stock setup. The stock 6 lug does not fit on the Fuel wheel what so ever so I had to find something and also wanted black. These...

C cynistersix Oct 10, 2024 GMC AT4 HD Talk 🔥 1 View on Amazon

GMC AT4 HD Talk #4

Lug nuts?

Have you tried discount tire? As soon as I'm off this job I will be checking my local tire shops I contemplated using black lug nuts, then decided against them since I use an impact wrench for...

dragonshead Oct 10, 2024 GMC AT4 HD Talk 🔥 1 View on Amazon

October 🎃 Amazon Deals and Forum Favs

DJI Power 500 Portable Power Station, 512Wh LFP (LiFePO4) Battery, 70-Minute Fast Charging, 1000W Max Output, Solar Generator for Home Backup, Camping & RVs, Off-grid, Power Outage Link...

Admin Oct 23, 2024 GMC AT4 Talk 🔥 1 View on Amazon

Lug nuts?

I ordered these off Amazon and have been happy with them for the price. I screwed up and didn't realize I ordered for a 2500 (8 lug). I have a 1500. I have extras as the thread size and pitch is...

Youngrodder Oct 10, 2024 GMC AT4 HD Talk 🔥 1 View on Amazon

Cab Running Lights

CROSSDESIGN Amber Roof Marker Clearance Lamp Kit Black OEM GM Compatible with Chevy Silverado GMC Sierra 2500HD 3500HD Models 2020-2023 https://a.co/d/9xwVVyK

Draq440 Oct 14, 2024 GMC AT4X HD 🔥 1 View on Amazon

October 🎃 Amazon Deals and Forum Favs

JKCOVER Center Console Organizer Tray Compatible with 2019-2023 GMC Sierra 1500 and 2020-2024 Silverado/Sierra 2500/3500 HD Be sure to apply the extra 10% coupon! Link: https://amzn.to/4eO9Xuh

Admin Oct 3, 2024 GMC AT4 Talk 🔥 1 View on Amazon

Issue while replacing fender lights

Gempro LED Side Marker Lights Compatible with GMC Sierra 2500HD 3500HD 2020-2024 Pickup Truck Front/Rear Fender Marker Lamps, 2PCS (Amber Led) https://a.co/d/jfczOOZ These are what I used. 2...

True Bee Oct 21, 2024 GMC AT4 HD Modifications 🔥 1 View on Amazon

October 🎃 Amazon Deals and Forum Favs

Jackery Portable Power Station Explorer 500, 518Wh Outdoor Solar Generator Mobile Lithium Battery Pack with 110V/500W AC Outlet for Home Use, Emergency Backup,Road Trip Camping (Solar Panel...

Viking Truck Oct 8, 2024 GMC AT4 Talk 🔥 1 View on Amazon

N GMC AT4 HD Modifications

October 🎃 Amazon Deals and Forum Favs

Do you have any experience with the Litime LifePo4 batteries? https://www.amazon.com/Group-24-Bluetooth-Low-Temp-Protection/dp/B0CYQ371X4/ Not that brand but yes. I have one 100 ah and a 50...

Viking Truck Oct 8, 2024 GMC AT4 Talk 🔥 1 View on Amazon

GMC AT4 Talk #12

October 🎃 Amazon Deals and Forum Favs

JKCOVER Center Console Organizer Tray Compatible with 2019-2023 GMC Sierra 1500 and 2020-2024 Silverado/Sierra 2500/3500 HD Be sure to apply the extra 10% coupon! Link: https://amzn.to/4eO9Xuh...

Viking Truck Oct 4, 2024 GMC AT4 Talk 🔥 1 View on Amazon

NEW BETTER Upfitter switch kit for the refreshed interior

Someone on Facebook posted this option. It's a good solution and certainly cheaper. I think its the kit that has been available for the models with bench seat up front but he put it in the...

N NHAT4SFD Oct 11, 2024 GMC AT4 HD Modifications 🔥 1 View on Amazon

October 🎃 Amazon Deals and Forum Favs

recteq Patio Legend 410 Wood Pellet Smoker Grill | Wifi & App Connectivity | Temp Range 180° to 700+° Link: https://www.amazon.com/recteq-Patio-Legend-Pellet-Smoker/dp/B0BXB62483/

Admin Oct 8, 2024 GMC AT4 Talk 🔥 1 View on Amazon

Banks iDash

Dongle https://www.amazon.com/gp/aw/d/B07JFRFJG6?psc=1&ref=ppx_pop_mob_b_asin_title Android box https://onecarstereo.com/products/carplay-ai-box-he

gemarsh Oct 30, 2024 GMC AT4 HD Talk 🔥 1 View on Amazon

Diode dynamics SSC1 LED Fog Light Kit for 2022-2024 GMC Sierra 1500 AT4X

I was also concerned about scatter. I was considering the auxbeam flood 3". Hoping that won't have as much vertical scatter. They do look great under the bumper for sure. Here is the link for...

Josh_O Oct 28, 2024 GMC 1500 AT4X 🔥 1 View on Amazon

C GMC AT4 HD Talk #17

Lug nuts?

Thanks I will look into them. Mine are 8 lug though Here's the 8-lug equivalent

C cynistersix Oct 15, 2024 GMC AT4 HD Talk 🔥 1 View on Amazon

October 🎃 Amazon Deals and Forum Favs

Amazon has select Plano Weekend Series Fishing Tackle Bags for the prices below. Shipping is free w/ Prime or on $35+ orders. Available: 3500 Softsider Tackle Bag $12.88 3500 Tackle Case $15.88...

Admin Oct 25, 2024 GMC AT4 Talk 🔥 0 View on Amazon

Chains on LT275/65R18's

So the dealer and the manual say not to run chains on the tires my AT4 came with, but it was suggested to use snow socks, only issue is finding them in my tire size. The guy at the dealer also...

joegolden Oct 25, 2024 GMC 1500 AT4 Wheels and Tires 🔥 0 View on Amazon

S GMC AT4 HD Modifications

October 🎃 Amazon Deals and Forum Favs

OneTigris Molle Visor Organizer, Fiberglass Rigid MOLLE Panel, Tactical Versatile Car Sun Visor Organizer Interior Accessories Holder for Vehicle, SUV, Trucks Link: https://amzn.to/4eZRA5Q

Admin Oct 9, 2024 GMC AT4 Talk 🔥 0 View on Amazon

Month of

September 2024

Added oem tailgate lights repurposed for footwell lights...

Ok got it done. Ordered the GM molex connecter wire off eBay that plugs into BCM X1 plug pin #1 (very back black plug) which gives the dome light control 12v positive. Makes a big difference and...

S Shep Sep 30, 2024 GMC AT4 HD Modifications 🔥 7 View on Amazon

Interior functional mods

Do you still have a link to where you got the molle mounts? and also the holster attachment you used? Sure...

gemarsh Sep 12, 2024 GMC 1500 AT4X 🔥 2 View on Amazon

Interior functional mods

link please Enough to share with family... https://www.amazon.com/gp/aw/d/B00PU7NQ2M?psc=1&ref=ppx_pop_mob_b_asin_title ETA...correct spelling.

gemarsh Sep 12, 2024 GMC 1500 AT4X 🔥 2 View on Amazon

AT4X AEV bumper with hooks

You could also just keep the shackles, I have a few sets of them, and they come in handy for linking multiple tow ropes together, hooking up to trees, and using your snatch block. Keeps you from...

pinebaron Sep 19, 2024 GMC 1500 AT4X 🔥 1 View on Amazon

Front Mounted Winch Recovery Techniques

Yankum 1" x 30' Rope - Rattler Series came in last evening adding to the recovery gear arsenal which is far from complete and may be never ending. I think I still need 100-200' of braided rope, a...

pinebaron Sep 25, 2024 GMC AT4X HD 🔥 1 View on Amazon

I GMC AT4X HD

Front Mounted Winch Recovery Techniques

Pinebaron you do like spending money! Get yourself one of these to keep everything in and you can stand on it to get into the engine bay in a pinch...

I ironworker40 Sep 25, 2024 GMC AT4X HD 🔥 1 View on Amazon

This is the first tonneau cover

I will try that after harvest. I will have to remove the crossover toolboxes. When you say "bead" are you using something like rtv silicone or a small diameter rubber material? I thought about...

anglerman Sep 10, 2024 GMC AT4 HD Modifications 🔥 1 View on Amazon

This is the first tonneau cover

https://www.amazon.com/dp/B075PWVW67?ref=ppx_yo2ov_dt_b_fed_asin_title Apparently this does not stick or comes off due to spray on bedliner or something. What has been your experience? Did you...

pinebaron Sep 10, 2024 GMC AT4 HD Modifications 🔥 1 View on Amazon

Kinetic Recovery Rope

No experience but recommeded by Johnv76, hence purchased as part of my recovery gear.

pinebaron Sep 28, 2024 GMC 1500 AT4 Talk 🔥 0 View on Amazon

Kinetic Recovery Rope

I bought and have used this on farm equipment, it's so much better than a chain or cable. From the use, I can recommend it...

gemarsh Sep 29, 2024 GMC 1500 AT4 Talk 🔥 0 View on Amazon

Black Chrome Peeling

I have the same thing happening on my 22, both the grill and the foglight bezels. It "appears" that the black chrome pieces snap on to the actual grill. I may try and see if they can be easily be...

Chopper_Man Sep 13, 2024 GMC AT4 Talk 🔥 0 View on Amazon

Cleaning “suede” Headliner

I use this and a soft brush. https://www.amazon.com/Sonax-206141-Upholstery-Alcantara-Cleaner/dp/B00BBWJ16U

Leo581 Sep 25, 2024 GMC 1500 AT4X 🔥 0 View on Amazon

C GMC 1500 AT4 Modifications

Front Mounted Winch Recovery Techniques

Pinebaron you do like spending money! Get yourself one of these to keep everything in and you can stand on it to get into the engine bay in a pinch...

pinebaron Sep 25, 2024 GMC AT4X HD 🔥 0 View on Amazon

OBDLink- Carbyte DFM Disabler for 2024

Kickstarter had to be canceled in November of last year, but Carbyte has since entered production and is now available for purchase on obdlink.com and Amazon.com...

C Carbyte Sep 25, 2024 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

OBDLink- Carbyte DFM Disabler for 2024

Kickstarter had to be canceled in November of last year, but Carbyte has since entered production and is now available for purchase on obdlink.com and Amazon.com...

gemarsh Sep 25, 2024 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

This is the first tonneau cover

I used this weatherstripping under the rails along the outside edge, https://www.amazon.com/dp/B09XQT9W24?ref=ppx_yo2ov_dt_b_fed_asin_title&th=1 I also installed this between tailgate and bed...

gemarsh Sep 10, 2024 GMC AT4 HD Modifications 🔥 0 View on Amazon

AT4X AEV bumper with hooks

I can tell the shackle pin diameter is much smaller (7/8") than 1 1/8" hole; measure with a caliper if you have one. Are you ok with a loose pin? Ideally we need a shackle with 1- 1 1/8" pin. I...

pinebaron Sep 19, 2024 GMC 1500 AT4X 🔥 0 View on Amazon

GMC 1500 AT4 Towing

D GMC 1500 AT4 Modifications

Lights don't work if we plug the trailer in

It sure why you are cutting anything, Curtis makes a trailer adapter that splits the signal, from there you can tap the wires or add an additional plug, to pull what you need. Nice and tight, not...

LegalBrief Sep 15, 2024 GMC 1500 AT4 Towing 🔥 0 View on Amazon

Cheap Catch Can Option

For those looking for a cheap catch can option, purchase the Mishimoto MMBCC-N54-06CBE2 can used for 2007 - 2010 N54 engines...

D Douglee25 Sep 27, 2024 GMC 1500 AT4 Modifications 🔥 0 View on Amazon

GMC 1500 AT4 Towing

Lights don't work if we plug the trailer in

I have a 2021 Sierra 3500 AT4 and my backup camera on the TT would not work. I check around and found out te hat the new GMC's use a PWM (Digital) signal rather than analog, so I bought this...

joerone Sep 15, 2024 GMC 1500 AT4 Towing 🔥 0 View on Amazon

Month of

August 2024

S GMC 1500 AT4 Modifications

Adding a 12 volt power outlet

I was thinking of ordering a USB C to 12 volt socket from Amazon...

Viking Truck Aug 9, 2024 GMC AT4X HD 🔥 2 View on Amazon

C GMC 1500 AT4 Suspension

VLEDS 7-pin install help

MECMO 4 Pin w/Reverse Tailgate... https://www.amazon.com/dp/B0B41K52Z6?ref=ppx_pop_mob_ap_share This is the harness I used to connect to the taillights. I bought a 4pin trailer plug that I spliced...

S Snakeboyaz Aug 9, 2024 GMC 1500 AT4 Modifications 🔥 2 View on Amazon

Do Fox 2.0 rear shocks fit on the ‘23?

I put Fox 2.0s on the rear of my 2021 AT4. The travel is shorter on the 2.0s vs the stock Ranchos so I used these 2" spacers: MotoFab Lifts Rear Shock...

C Chooch Aug 5, 2024 GMC 1500 AT4 Suspension 🔥 2 View on Amazon

GMC 1500 AT4 Suspension #5

What did you do to your AT4 today?

Installed my Midland MXT275 MicroMobile GMRS 2-Way Radio. Bed cover Rough Country 6inch LED lights wired up. When I put the same radio in my Jeep I hid the main box and used one of these for a...

Viking Truck Aug 11, 2024 GMC 1500 AT4 Talk 🔥 1 View on Amazon

Highway Ride Comfort

Yeah, those door sticker pressures are for max towing of course. Lowering mine helped. I'm still looking for how low I can go without triggering TPMS. This will reprogram the tpms values...

gemarsh Aug 5, 2024 GMC 1500 AT4 Suspension 🔥 1 View on Amazon

GMC 1500 AT4 Suspension #6

Highway Ride Comfort

This will reprogram the tpms values... https://www.amazon.com/gp/aw/d/B0BLJWJ9QL?psc=1&ref=ppx_pop_mob_b_asin_title I lowered mine from 80 to 60psi. The MyGMC app reports the same, so no errors...

Cocoabean Aug 5, 2024 GMC 1500 AT4 Suspension 🔥 1 View on Amazon

Multipro Tailgate Speakers

I haven't watched the video, but no they fit tight... https://www.amazon.com/gp/aw/d/B09M9VKCWD?psc=1&ref=ppx_pop_mob_b_asin_title

gemarsh Aug 26, 2024 GMC 1500 AT4 Talk 🔥 1 View on Amazon

Adding a 12 volt power outlet

I was thinking of ordering a USB C to 12 volt socket from Amazon...

bookemdanno Aug 9, 2024 GMC AT4X HD 🔥 0 View on Amazon

Anyone have 2 sets of wheels? TPMS question

You can buy the little programming tool off of Amazon and it’s easy to reprogram the TPMS. It’s only $9 and I keep one in under seat storage for those times I realized that they didn’t reprogram...

RebelDS Aug 19, 2024 GMC 1500 AT4 Talk 🔥 0 View on Amazon

New seats in 2024 AT4 HD

Try this…works for me https://www.amazon.com/dp/B07MZJGYZ7?th=1

yzf1999 Aug 19, 2024 GMC AT4 HD Modifications 🔥 0 View on Amazon

GMC Canyon AT4 Introductions

What did you do to your AT4 today?

When I put the same radio in my Jeep I hid the main box and used one of these for a clean look and place to plug the MIC in. Those Diamondback HD covers make a wonderful mounting platform...

Johnv76 Aug 11, 2024 GMC 1500 AT4 Talk 🔥 0 View on Amazon

G GMC AT4 HD Modifications

Delayed introduction here

Here. See if this link works for ya… https://a.co/d/8PLHf0i

AT4XLV Aug 6, 2024 GMC Canyon AT4 Introductions 🔥 0 View on Amazon

Front white led lights

See these now too https://www.amazon.com/AMOPACORP-Built-Lights-Chrome-Compatible/dp/B0CCY8PXZV

G grover Aug 17, 2024 GMC AT4 HD Modifications 🔥 0 View on Amazon

Month of

July 2024

🌟 2024 Amazon Prime Day Deals

For the diesel guys: https://www.amazon.com/dp/B01MTYKPJF?ref=ppx_yo2ov_dt_b_product_details&th=1

L5P Jul 16, 2024 GMC AT4 Talk 🔥 2 View on Amazon

🌟 2024 Amazon Prime Day Deals

Prime Day has arrived with a plethora of fantastic deals on Amazon! To help you score the best offers, I've created a thread for us to discuss and share potential deals. Whether you're into tech...

Admin Jul 16, 2024 GMC AT4 Talk 🔥 1 View on Amazon

🌟 2024 Amazon Prime Day Deals

For the diesel guys: https://www.amazon.com/dp/B01MTYKPJF?ref=ppx_yo2ov_dt_b_product_details&th=1 Looks like the sale ended on this, hope it helped someone.

L5P Jul 16, 2024 GMC AT4 Talk 🔥 1 View on Amazon

🌟 2024 Amazon Prime Day Deals

$479 (-23%) - Jackery Explorer 1000 Portable Power Station https://www.amazon.com/Jackery-Portable-Explorer-Generator-Emergency/dp/B083KBKJ8Q I grabbed that one. Thanks for the link

RebelDS Jul 17, 2024 GMC AT4 Talk 🔥 1 View on Amazon

🌟 2024 Amazon Prime Day Deals

$424 (-53%!) - Weber SmokeFire EX4 Wood Fired Pellet Grill, Black, 2nd Generation https://amzn.to/4bN4l1t

Admin Jul 17, 2024 GMC AT4 Talk 🔥 1 View on Amazon