There are 2 owner-reported powertrain & transmission complaints for the 2021 GMC Canyonin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
The contact owns a 2021 GMC Canyon. The contact stated that while driving approximately 50 MPH, the vehicle vibrated and shuddered abnormally. The contact stated that there were no warning lights illuminated. The contact stated that the failure was intermittent at first but became a recurring failure. The contact stated that the check engine warning light had recently illuminated. The vehicle was taken to several independent mechanics who informed the contact of a known transmission failure and a national recall. The contact searched online and related the failure to NHTSA Campaign Number: 24V797000 (Power Train); however, the local dealer was contacted and informed the contact that the VIN was not included in the recall. The vehicle was not repaired. The manufacturer was informed of the failure and confirmed that the VIN was not included, and referred the contact to the NHTSA Hotline. The failure mileage was approximately 69,000.
The contact owns a 2021 GMC Canyon. The contact stated while driving 6 MPH and going over a speed bump, the contact heard an abnormal knocking sound emanating from the driver’s side suspension. No warning lights were illuminated. The vehicle was taken to the dealer, who determined that the upper control arm was striking the suspension spring. The vehicle was not repaired. The manufacturer was notified of the failure but provided no assistance. The failure mileage was 47,000.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026