NHTSA lists 2 safety recalls and 149 owner complaints for the 2021 GMC Acadia.
2Safety recalls
149Owner complaints
7Complaints citing a crash
0Complaints citing a fire
Data: NHTSA recall and complaint filesUpdated Sep 28, 2026
Recalled components: backover prevention and rearview camera and fuel system. Most-described problem: stalling or shutting off while driving (20 complaints, 13%). Most-reported area: electrical system (38 complaints, 26%).
2 safety recalls for the 2021 GMC Acadia
Newest first. Summaries are NHTSA's own wording. Open a recall for the fix and the full notice.
The rearview camera coaxial cable connectors may have been crimped improperly, causing the rearview camera to fail or function intermittently.
Risk: An inoperative rearview camera can reduce the driver's rear visibility, increasing the risk of a crash.
The fix and full notice
Fix: 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 2020-2021 Cadillac XT5, XT6, and GMC Acadia vehicles equipped with the optional Surround Vision feature.
The fuel supply lines may be improperly attached and seated.
Risk: Improperly attached and seated fuel supply lines may loosen or separate, causing a fuel leak and increasing the risk of a fire.
The fix and full notice
Fix: 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 2021 Cadillac XT5, XT6, and GMC Acadia vehicles.
NHTSA listing: ACADIA. GMC campaign N212335590.
Questions about any of these recalls: call NHTSA's Vehicle Safety Hotline at 888-327-4236 (TTY 888-275-9171) or check your VIN at nhtsa.gov/recalls.
What owners report
Owners have filed 149 complaints with NHTSA about the 2021 Acadia. Below, they are sorted by the problems owners describe and by the areas NHTSA files them under. NHTSA does not verify complaints.
Problems owners describe
Stalling or shutting off while driving20 · 13%
Check engine light18 · 12%
Fuel pump failures12 · 8%
Shaking, shuddering or vibration10 · 7%
Backup camera problems9 · 6%
Won't start8 · 5%
Loss of power or limp mode6 · 4%
Shifter errors or stuck in gear5 · 3%
Counted from the complaint text: a complaint counts once for each problem it describes (how we match them). Some complaints describe none of these.
Areas named in complaints
Electrical system38 · 26%
Engine29 · 19%
Fuel and propulsion system24 · 16%
Brakes18 · 12%
Powertrain17 · 11%
Steering16 · 11%
Air bags9 · 6%
Unknown or other20 · 13%
A complaint can name more than one area, so shares add up to more than 100%.
GMC Acadia recalls and complaints by model year
The highlighted bars are the 2021 model year. Newer model years have had less time on the road, so their counts are lower. Counting complaints filed in each model year's first three years, the 2017 Acadia drew the most (229) and the 2021 drew 52.
Owner complaints
2021: 149 complaintsTap or drag across the chart for other years.
Show as a table
Owner complaints by model year, GMC Acadia
Model year
Complaints
2016
236
2017
703
2018
395
2019
386
2020
104
2021
149
2022
49
2023
43
2024
60
2025
65
2026
7
Safety recalls
2021: 2 recallsTap or drag across the chart for other years.
Show as a table
Safety recalls by model year, GMC Acadia
Model year
Recalls
2016
4
2017
4
2018
2
2019
2
2020
6
2021
2
2022
3
2023
4
2024
0
2025
0
2026
1
Crash test ratings
NHTSA's 5-Star Safety Ratings for each version it tested. Rollover risk is NHTSA's estimate of the chance of rolling over in a single-vehicle crash.
Tested version
Overall
Frontal
Side
Rollover
GMC Acadia SUV AWD
Rollover risk 15.1%
GMC Acadia SUV FWD
Rollover risk 16.4%
Questions
What are the most common 2021 Acadia problems?
In the 149 owner complaints filed with NHTSA for the 2021 GMC Acadia, the problems described most are stalling or shutting off while driving (20), the check engine light coming on (18), and fuel pump failures (12). NHTSA does not verify complaints, and one complaint can describe several problems.
Is the 2021 GMC Acadia safe?
In NHTSA crash tests every tested version of the 2021 GMC Acadia earns 5 stars overall. The table above lists each tested version.
How do I check if my Acadia has an open recall?
Enter the 17-character VIN from your dashboard, door jamb or registration at nhtsa.gov/recalls. The lookup lists unrepaired recalls for that exact vehicle. Safety recall repairs are free at GMC dealers.
Sources and method
NHTSA recalls file (NHTSA datasets), dated Sep 29, 2026; every campaign checked against NHTSA's recalls API.
NHTSA owner complaints file, dated Sep 28, 2026. Counted by complaint number, so a complaint naming three components counts once in the total.
NHTSA 5-Star Safety Ratings (NCAP).
NHTSA model names covered: ACADIA.
Complaint counts are unverified owner reports. They rise with sales volume and time on the road, so compare model years with care. How we build these pages. Spotted an error? Tell us.