Sep 11, 2025Electrical systemCrash
When I’m in reverse the up the cameras turn off. On one incident I was backing up and the camera turned off causing me to back up into the wall of my house
NHTSA ODI 11686699
Home · 2021 GMC Sierra 2500 Hd · Complaints
What 49 owners told NHTSA about the 2021 GMC Sierra 2500 Hd
These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.
All (49)Crash / fire / injury (4)Transmission & drivetrain (12)Lights (9)Engine (8)Electrical system (6)Body & structure (5)Brakes (5)Latches & locks (4)Driver assistance (3)Airbags (2)Backup camera & sensors (1)
1 of 49 complaints match · Electrical system · crash/fire/injury only · clear filters
Working with the data? Download all 49 complaints as CSV · fetched from NHTSA July 19, 2026
How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2021 GMC Sierra 2500 Hd verdict →