The 2021 GMC Acadia has 2 NHTSA recall campaigns affecting an estimated 95,803 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 213 complaints with NHTSA, most often about the electrical system. Last updated July 5, 2026.
Recall campaigns
BACK OVER PREVENTION22V7090002022-09-2295,231 affected
Defect
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
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.
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
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.
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“I was driving and all of a sudden my break pedal was inoperable. It was stiff and unable to be used. Luckily I was only going 40 mph. I pulled into a parking lot and my car started shaking and apparently the metal parts from the vacuum pump blew into my engine, which completely wrecked my engine.…”
“My brake pedal got stiff when I was driving. I had zero control of my brakes. I was informed by a gmc dealership that my brake booster blew up causing my brakes to stop working and metal shrapnel to be sent into my engine. My 2021 vehicle is a complete loss. Gmc has done nothing to help me.”
“The contact owns a 2021 gmc acadia. The contact stated that while driving at various speeds, the vehicle was unintendedly drifting to the right. The vehicle was taken to dally tire company, where it was diagnosed with rear links failure and misalignment. The vehicle was not repaired. The vehicle…”
“I am submitting this complaint regarding ongoing mechanical and electrical issues with my 2021 gmc acadia that have been occurring intermittently for approximately the past year and a half. The primary issues involve the coolant temperature sensor, thermostat system, engine cooling fan, and…”
“The camera system has failed. The screen is black and there is an exclamation point and a camera on the screen.”
“The camera system has failed. The screen is black and there is an exclamation point and a camera on the screen.”
“Bought the acadia in june of 2021, in december of 2022 had to have the radiator replaced due to it leaking. This was found on routine maintenance and was not having any issues whatsoever. I received no alerts on my dash such as a check engine light. Fast forward to march 2026, I received a message…”
“On march 27, 2026, I experienced a complete brake failure while driving a 2021 gmc acadia in a school zone at approximately 3:00 pm. When I pressed the brake pedal, the vehicle did not respond. I attempted multiple times, including using the emergency brake, which did not activate immediately. The…”
Defect investigations
InvestigationPE22006 Opened 2022-07-22 · closed 2022-11-21
Rear-View Camera Failure
On July 22, 2022, the Office of Defects Investigation (ODI) opened a Preliminary Evaluation (PE22-006) to assess alleged failures of the rear-view camera (RVC) in Model Year (MY) 2020-2021 Cadillac XT5, XT6, and GMC Acadia vehicles. The complaints report that the screen for the RVC is black, sometimes with a red…
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2021 GMC Acadia as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
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