KnownCarProblems2021 GMC Terrain Problems and Recalls
Owners filed 36 complaints with NHTSA about the 2021 GMC Terrain, most often about the engine (31% of complaints). It is 15th of 17 Terrain model years by number of complaints and has 2 recalls.
Most common 2021 GMC Terrain problems
Engine
11 complaints · 31%Parts named most often: engine.
The contact owns a 2021 GMC Terrain. The contact stated while driving 5 MPH, the vehicle stalled. There was no warning light illuminated. The contact stated that the failure was like gm product safety recall: n222372310 (inadequate fuel pump flow). The vehicle was towed to an independent mechanic, who determined that…
The contact owns a 2021 GMC Terrain. The contact stated while driving at various speeds, the transmission erroneously shifted to the neutral, causing the vehicle to decelerate. After restarting the vehicle, the vehicle operated normally. During the failure, the message " power reduced" was displayed. The cause of the…
Transmission
8 complaints · 22%The contact owns a 2021 GMC Terrain. The contact stated while driving at various speeds, the transmission erroneously shifted to the neutral, causing the vehicle to decelerate. After restarting the vehicle, the vehicle operated normally. During the failure, the message " power reduced" was displayed. The cause of the…
The contact owns a 2021 GMC Terrain. The contact stated that the transmission was previously replaced. The contact stated that upon starting the vehicle, the check engine warning light illuminated. The failure had occurred intermittently. Additionally, the contact stated that while driving approximately 15-20 MPH and…
Brakes
8 complaints · 22%The contact owns a 2021 GMC Terrain. The contact stated that the transmission was previously replaced. The contact stated that upon starting the vehicle, the check engine warning light illuminated. The failure had occurred intermittently. Additionally, the contact stated that while driving approximately 15-20 MPH and…
Electrical
7 complaints · 19%Driver assistance
4 complaints · 11%Parts named most often: blind spot detection, automatic emergency braking, warnings, adaptive cruise control.
Fuel system
4 complaints · 11%Parts named most often: delivery.
The contact owns a 2021 GMC Terrain. The contact stated upon pressing the push to start button, the vehicle failed to start after several attempts, and the battery drained. The vehicle was towed to the dealer, but the failure could not be duplicated. The contact stated that the vehicle restarted after a while. The…
The contact owns a 2021 GMC Terrain. The contact stated while driving 5 MPH, the vehicle stalled. There was no warning light illuminated. The contact stated that the failure was like gm product safety recall: n222372310 (inadequate fuel pump flow). The vehicle was towed to an independent mechanic, who determined that…
Other or unspecified
3 complaints · 8%
Complaints are owner reports to NHTSA, not verified defects. One complaint can name several components, so shares add up to more than 100%.
2021 GMC Terrain recalls
Child Seat: vehicle latch anchor
Risk: The inability to install a child seat with the latch anchorage bars could result in an unsecured child seat, increasing the risk of injury in a crash.
Fix: Owners are advised to install child seats using the vehicle's rear seat belts until the remedy is complete. Dealers will inspect the latch anchorage bars, and remove and replace the finish, as necessary, free of charge. Owner notification letters were mailed june 2, 2023. Owners may contact chevrolet customer service at 1-800-222-1020 or gmc customer service at 1-800-462-8782. Gm's number for this recall is n232403240.
Full defect summary
General motors, llc (gm) is recalling certain 2020-2023 chevrolet equinox and gmc terrain vehicles. The four rear-seat lower child seat latch anchorage bars may have excessive powder coating, which could prevent a child seat from being installed with the anchorage bars. As such, these vehicles fail to comply with the requirements of federal motor vehicle safety standard number 225, "child restraint anchorage systems."
Wheels and tires: tread/belt
Risk: Tread separation can result in a loss of vehicle control, increasing the risk of a crash.
Fix: Dealers will inspect the tire dot numbers, and replace any affected tires, free of charge. Owner notification letters were mailed on august 31, 2021. Owners may contact gmc customer service at 1-800-462-8782; and chevrolet customer service at 1-800-222-1020. Gm's number for this recall is n212343560.
Full defect summary
General motors, llc (gm) is recalling certain 2021-2022 chevrolet equinox and gmc terrain vehicles equipped with certain hankook tires. The tires may have been manufactured with an insufficient amount of curative agent, which could cause tread separation.
Recall repairs are free at any franchised dealer. Enter your VIN at nhtsa.gov/recalls to see which recalls are still open on your car.
Questions about the 2021 GMC Terrain
- What are the most common problems with the 2021 GMC Terrain?
- By NHTSA owner complaints: engine (11 complaints); transmission (8 complaints); brakes (8 complaints).
- How many recalls does the 2021 GMC Terrain have?
- 2 recalls listed by NHTSA, the latest from May 11, 2023 (child Seat). Check your VIN at nhtsa.gov/recalls to see which ones are still open on your car.
- Is the 2021 a bad year for the GMC Terrain?
- It is 15th of 17 Terrain model years by number of complaints, with 36 complaints. Complaint counts are not adjusted for how many cars were sold, so popular years collect more of them, and the newest years have had less time to.