NHTSA Complaint #11580979 — 2021 GMC SIERRA 1500

STRUCTURE issue reported to NHTSA

Check any vehicle history by VIN - Free vehicle history report

Complaint Details

ODI Number	11580979
Vehicle	2021 GMC SIERRA 1500
Component	STRUCTURE
Date of Incident	April 1, 2024
Date Filed	April 3, 2024
Mileage	51,000 miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	WI

Consumer Description

The contact owns a 2021 GMC Sierra 1500. The contact stated that there was water leaking through the rear sliding window. The dealer was notified of the failure and advised the contact that a fee would be charged for the repair. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure, but no assistance was provided. The failure mileage was approximately 51,000.

Related Complaints for the 2021 GMC SIERRA 1500

Other STRUCTURE Complaints

#11610894 — August 26, 2024 — The contact owned a 2021 GMC Sierra 1500. The contact stated while driving at an undisclosed speed, the vehicle was s...

Recent Complaints for the 2021 GMC SIERRA 1500

#11719556 — BACK OVER PREVENTION: REARVIEW SYSTEM BRAKING — February 21, 2026 — I was driving on a highway on my way home from work. Thank god there was not a lot of traffic because my truck just s...

#11719556 — ENGINE — February 21, 2026 — I was driving on a highway on my way home from work. Thank god there was not a lot of traffic because my truck just s...

#11719556 — POWER TRAIN — February 21, 2026 — I was driving on a highway on my way home from work. Thank god there was not a lot of traffic because my truck just s...

#11719314 — ENGINE AND ENGINE COOLING — February 20, 2026 — The contact owns a 2021 GMC Sierra 1500. The contact stated that while operating the vehicle, the check engine warnin...

#11718970 — ENGINE — February 18, 2026 — The failed component is the engine coolant control valve on a 3.0L Duramax truck. The failure has been documented and...