Home · 2019 GMC Sierra Denali · Complaints
What 26 owners told NHTSA about the 2019 GMC Sierra Denali
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.
1 of 26 complaints match · Backup camera & sensors · clear filters
May 3, 2023Backup camera & sensors
The contact's husband owns a 2019 GMC 1500 Denali. The contact stated that the rear camera failed to operate as intended while engaged and attempting to park the vehicle. The contact added that while shifted to reverse, the camera screen remained completely black. The vehicle was taken to a dealer where it was diagnosed and determined that the rear window and control panel needed to be replaced due to a leak originating from the rear window. The vehicle was repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 9,000.
NHTSA ODI 11520232
Working with the data? Download all 26 complaints as CSV · fetched from NHTSA July 20, 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 2019 GMC Sierra Denali verdict →