blind spot monitor not working the yellow light not lighting up on mirrors

[Big Kahuna]

wow I just see my blond spot monitor on side mirrors not working on my brand new GMC Sierra at4
anyone with this problem ? or is this in setting somewhere needs to be turned on ?

 

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[okievision]

it's in the settings...or maybe your "blond" spot just doesn't really understand how to work!
or go to settings, collision/protection, lane change alert

 

[Big Kahuna]

my truck do not show lane change alert in the settings

it's in the settings...or maybe your "blond" spot just doesn't really understand how to work!
or go to settings, collision/protection, lane change alert

 

[okievision]

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[Aftonoutdoorsman]

Some times I accidentally hit the button below the dash and turn this feature off. Might see if you bumped it?