Software Update 2023 Canyon Software Update — Cabin & Driving 2026.4

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Over-the-air software update · Cabin & Driving 2026.4

This is an over-the-air software update notice. GMC filed it with NHTSA to describe a software release; it is not a recall unless it says so. Delivery depends on your truck's connectivity and settings.

Published: Oct 16, 2026
Applies to: Canyon (2023 model year)

Summary (official text)​

• Fixes to help ensure proper functionality for heating and cooling features • Improvements to night mode lights for shifting gears • Fixes for Daytime Running Lamps turning on when set to Off • Fixes to help prevent erroneous missing key messages on driver display • Fixes for accuracy of low tire pressure alert • Improves transmission diagnostic software • Fixes for speed threshold for pedestrian alerts • Fixes a known iPhone 15 charging issue that affects some devices

Sources​

• Cabin & Driving 2026.4 (PDF, NHTSA document 11038846) — Oct 16, 2026

Details from NHTSA as of Nov 2, 2026. If NHTSA or GMC revises this notice, this post is updated and significant changes are noted in a reply. The linked documents are the authority, and a dealer can confirm whether it applies to your VIN.

Has this update reached your truck? Share your model year and anything that changed after it installed.

 

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