2021 GMC Acadia
2 recalls · 135 complaints · Safety Score C
Recall History
General Motors, LLC. (GM) is recalling certain 2021 Cadillac XT5, XT6, and GMC Acadia vehicles. The fuel supply lines may be improperly attached and seated.
Consequence & Remedy
Consequence: Improperly attached and seated fuel supply lines may loosen or separate, causing a fuel leak and increasing the risk of a fire.
Remedy: Dealers will inspect and replace fuel supply lines as necessary, free of charge. Owner notification letters were mailed on July 1, 2021. Owners may contact Cadillac customer service at 1-800-458-8006 and GMC customer service at 1-800-462-8782. GM's number for this recall is N212335590.
General Motors, LLC (GM) is recalling certain 2020-2021 Cadillac XT5, XT6, and GMC Acadia vehicles equipped with the optional Surround Vision feature. The rearview camera coaxial cable connectors may have been crimped improperly, causing the rearview camera to fail or function intermittently.
Consequence & Remedy
Consequence: An inoperative rearview camera can reduce the driver's rear visibility, increasing the risk of a crash.
Remedy: Dealers will replace the coaxial cables, free of charge. Owner notification letters were mailed January 18, 2023. Owners may contact Cadillac customer service at 1-800-458-8006 or GMC customer service at 1-800-462-8782. GM's number for this recall is N222378380.
Recent Complaints
| Date | Component | Description | Crash | Fire |
|---|---|---|---|---|
| 04/09/2026 | Unknown or Other | Rear view camera won’t display when out in reverse. Also, when the camera does come on, it’ll flicker off and on | No | No |
| 03/30/2026 | Service Brakes,forward Collision Avoidance | On March 27, 2026, I experienced a complete brake failure while driving a 2021 GMC Acadia in a school zone at approximat... | No | No |
| 03/20/2026 | Engine and Engine Cooling | The contact owns a 2021 GMC Acadia. The contact stated that while driving at an undisclosed speed, the check engine warn... | No | No |
| 03/09/2026 | Steering | My vehicle’s steering became dangerously stiff while driving on the highway, nearly causing my wife to be involved in a ... | No | No |
| 03/04/2026 | Electrical System,engine | Car has had multiple issues with check engine light coming on for the last 2 years and stays on especially during the wi... | No | No |
| 02/19/2026 | Fuel System, Gasoline | The contact owns a 2021 GMC Acadia. The contact stated that while driving approximately 30 MPH, the vehicle started runn... | No | No |
| 02/18/2026 | Engine | Car was taken in for an oil change at 62k Miles. Dealer advised that it needed a radiator replaced. At 64k miles it was ... | No | No |
| 02/10/2026 | Power Train | Had vehicles looked at twice and serviced once for the transmission slipping. No issues were found when looked at and li... | No | No |
| 02/09/2026 | Engine,engine and Engine Cooling | The contact owns a 2021 GMC Acadia. The contact stated while driving at an undisclosed speed, the check engine warning l... | No | No |
| 02/04/2026 | Electrical System | Odometer Fraud. The contact purchased a 2021 GMC Acadia. The contact discovered a mileage discrepancy after the purchase... | No | No |
Most Complained-About Components
Frequently Asked Questions
The 2021 GMC Acadia has 2 recall campaigns on record with NHTSA. Total complaints filed: 135.
The 2021 GMC Acadia has a Safety Score of 40/100 (Grade C). This score factors in recall severity (40%), complaint frequency (30%), crash and fire reports (20%), and trend direction (10%).
The 2021 GMC Acadia received a Safety Score of C. This vehicle has an average safety record. There are 6 crash reports on file.
Contact your nearest GMC dealership to schedule a free recall repair. You can also check your specific vehicle by VIN at NHTSA.gov. Manufacturers are required by law to fix recall-related defects at no cost.
Safety Score is calculated from recall severity (40%), complaint frequency (30%), crash/fire reports (20%), and safety trend (10%).