Head-to-head reliability
GMC Acadia vs GMC Terrain
How the GMC Acadia and GMC Terrain compare on NHTSA complaints, recalls and crash reports — and which is the lower-risk used buy.
Based on NHTSA owner-complaint & recall records
GMC Acadia vs GMC Terrain: The Acadia has 1,969 complaints over 10 years (about 197 per year) and 24 recalls, while the Terrain has 999 complaints (about 100 per year) and 19 recalls. Both have serious reported issues, but the Terrain has fewer complaints per year. Source: NHTSA owner complaints.
The picture
Is the GMC Acadia or GMC Terrain more reliable?
A plain-English read on what the NHTSA record says about living with each vehicle.
GMC Acadia
The GMC Acadia is a three-row SUV that has averaged about 197 owner complaints per year over the past decade, with 24 recalls. The most common trouble spots are the power train, electrical system, and engine, and owners describe being stranded by limp mode, transmission shuddering, and repeated cooling system repairs. It can be a practical family hauler, but the volume of complaints suggests you should budget for potential repairs and verify any used model's service history carefully.
GMC Terrain
The GMC Terrain is a compact SUV that has averaged about 100 owner complaints per year over the same period, with 19 recalls. The dominant complaints involve the engine, brakes, and power train, including sudden turbocharger failures, brake pedal going to the floor, and transmission shudder or fluid leaks. It has fewer complaints per year than the Acadia, but the reported issues can still be serious and expensive if they occur.
The numbers
Side-by-side NHTSA record
Lower is better in every category. The highlighted cell is the stronger result.
| Category | GMC Acadia | GMC Terrain |
|---|---|---|
| Total complaintsAll model years combined | 1,969 | 999 Better |
| Safety recallsFederal recall campaigns | 24 | 19 Better |
| Crash reportsCrash-related complaints | 45 Better | 49 |
| Complaints per yearAveraged across model years | 196.9 | 99.9 Better |
| Reported injuriesTied to owner complaints | 46 | 45 Better |
Source: NHTSA owner complaints & recall records.
What actually goes wrong
The problems owners report
The most-complained-about systems on each vehicle — what fails, and what owners say in their own words.
GMC Acadia
- 01POWER TRAIN622
- 02ELECTRICAL SYSTEM512
- 03UNKNOWN OR OTHER475
- 04ENGINE250
- 05SERVICE BRAKES172
Owners report shuddering between 50-65 mph, transmission fluid leaks, and complete loss of propulsion. These can leave you stranded or create dangerous driving conditions, so a thorough test drive and transmission service check are essential.
Complaints describe the vehicle going into limp home mode with all dashboard lights on, service brake and transmission messages, and a fuel gauge reading empty. This can happen without warning and may require repeated dealer visits to diagnose.
Reported issues include a recurring P04FB code for the crankcase pressure sensor, often linked to moisture freezing, and premature thermostat and radiator failures. These can cause check-engine lights, poor running, and cooling system repairs.
Some owners report brake problems, though fewer details are given in the sample. Brake issues are safety-critical, so any used Acadia should have its brakes inspected by a trusted mechanic.
“We purchased a 2023 GMC Acadia AT4 new in October 2023. There is currently a little over 19,000 miles on the AT4. As of today November 13, 2024 the SUV has been to Blaise Alexanders, for at 3 times with same issues. Between the speeds of 50-65 there is a shud…”
“This vehicle was bought brand new and has received proper maintenance from one dealership since purchasing. I had to replace the thermostat and radiator before owning the vehicle three years. Within two years of owning the vehicle, my battery went out, which…”
GMC Terrain
- 01ENGINE311
- 02SERVICE BRAKES248
- 03POWER TRAIN201
- 04UNKNOWN OR OTHER155
- 05ELECTRICAL SYSTEM149
Owners report sudden turbocharger failure, reduced engine power, and limp mode, sometimes with no prior warning. A failed turbo can be costly and may leave you without power in traffic.
Complaints include the brake pedal going to the floor during highway driving or on steep downhill grades, with no braking response. This is a severe safety concern that warrants immediate inspection.
Reported problems include extreme shaking during acceleration, transmission fluid leaks, and complete loss of motive power. These can make the vehicle unsafe to drive and lead to expensive repairs.
Some owners report the vehicle not shifting into park when the ignition is turned off, causing it to roll, and drive shaft vibrations that require replacement. These issues can lead to property damage or injury.
“Vehicle Information:Year/Make/Model: 2021 GMC TerrainEngine Type: 1.5L Turbocharged EngineCurrent Mileage: 155,000 miles [1]Description of Safety Defect:I am writing to report a severe, sudden engine and turbocharger failure on my 2021 GMC Terrain that presen…”
“around chirstmas, Was driving on the highway and the car threw a "reduced engine power" warning and went into limp mode. Check engine light came on. Car asymptomatic prior. got the code pulled and it said turbocharger under boost. The next day the check engin…”
Official recalls
Safety recalls on record
Federal recall campaigns — the defect, the risk, and the fix. Confirm any open recall was completed before you buy.
GMC Acadia — 24 recalls
The defect: General Motors, LLC (GM) is recalling certain 2023 Cadillac XT5, XT6, and GMC Acadia vehicles. The certification label located on the driver's side B-pillar contains tire size information that may be illegible. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Sa…
The risk: Illegible tire size information may result in the wrong tires being installed, increasing the risk of a crash.
The fix: Dealers will replace the vehicle certification label, free of charge. Owner notification letters were mailed October 12, 2022. Owners may contact Cadillac customer service at 1-800-458-8006 or GMC customer service at 1-800-462-8782. GM's n…
The defect: General Motors, LLC (GM) is recalling certain 2023 Cadillac XT5 and GMC Acadia vehicles. The right-front half-shaft assemblies may be improperly connected to the transmission, causing them to separate.
The risk: Separation between the half-shaft and transmission can result in a loss of drive power or vehicle rollaway when the vehicle is placed in park. Either of these scenarios can increase the risk of a crash.
The fix: Dealers will replace the right-front half-shaft assemblies, free of charge. Owner notification letters were mailed February 17, 2023. Owners may contact Cadillac customer service at 1-800-458-8006 or GMC customer service at 1-800-462-8782.…
The defect: General Motors, LLC (GM) is recalling certain 2023 Cadillac XT6, GMC Acadia, Chevrolet Blazer, Traverse, and 2022-2023 Cadillac XT5 vehicles. The transmission may have been built with an incorrect sun gear, which can result in the driver-side half-shaft disengaging from the transmission.
The risk: A half-shaft disengaging from the transmission can result in a loss of drive power or vehicle rollaway when the vehicle is placed in park. Either of these scenarios can increase the risk of a crash.
The fix: Dealers will replace the sun gears, free of charge. Owner notification letters were mailed on July 27, 2023. The remedy is expected to become available August 31, 2023. Owners may contact Cadillac customer service at 1-800-458-8006, Chevro…
The defect: General Motors, LLC (GM) is recalling certain 2023 GMC Acadia and 2024 Cadilac XT5 and XT6 vehicles. The windshield may have been assembled without the proper urethane sealant required to bond the windshield to the vehicle body.
The risk: A windshield that is not properly bonded may detach during a crash and increase the risk of injury.
The fix: Dealers will inspect the windshield and apply primer and urethane sealant. If the windshield is damaged, the dealer will replace it. Repairs will be performed free of charge. Owner notification letters were mailed November 14, 2023. Owners…
GMC Terrain — 19 recalls
The defect: 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…
The 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.
The 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…
The defect: 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…
The 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.
The 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…
The defect: 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.
The risk: Tread separation can result in a loss of vehicle control, increasing the risk of a crash.
The 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…
The defect: General Motors, LLC (GM) is recalling certain 2023 Chevrolet Equinox and GMC Terrain vehicles equipped with ventilated front passenger seats. The Occupant Classification System may not properly disable the front passenger air bag when there is a small child or child restraint detected in the seat.
The risk: In the event of a crash, a front passenger air bag that deploys with a child or infant in the front passenger seat can increase their risk of injury.
The fix: Dealers will replace the passenger presence system, free of charge. Owner notification letters were mailed January 24, 2023. Owners may contact Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-800-462-8782. GM's nu…
Buyer analysis
GMC Acadia or GMC Terrain: which should you buy?
The GMC Terrain has fewer issues per year on average (about 100 complaints) compared to the GMC Acadia (about 197 complaints). In practice, that means you may encounter fewer owner-reported problems with a Terrain, but both models have serious complaints involving brakes, engines, and power trains that should not be ignored.
Key differences
- The Acadia has about twice as many complaints per year as the Terrain, with power train and electrical issues being the most common.
- The Terrain's most frequent complaint area is the engine, often involving turbocharger failure and limp mode, while the Acadia's top area is power train with transmission shudder and loss of propulsion.
- Both vehicles have brake-related complaints, but the Terrain's include brake pedal going to the floor, which is a severe safety concern.
- The Acadia has 24 recalls versus 19 for the Terrain, and both have zero reported deaths in the data.
- During a test drive, accelerate between 50-65 mph and feel for any shuddering or hesitation, which owners report as a transmission issue.
- Check for any signs of coolant leaks or repeated thermostat/radiator repairs, and ask for service records showing these components were addressed.
- Test the brakes at highway speed and on a downhill grade to ensure the pedal feels firm and the vehicle stops without drama; owners report pedal going to the floor.
- Listen for turbo whine or loss of power during acceleration, and check for any stored check-engine codes related to turbo underboost or reduced engine power.
Before you buy
- Obtain a full vehicle history report and all available service records, focusing on transmission, engine, and brake repairs.
- Have a trusted mechanic perform a pre-purchase inspection, including scanning for diagnostic trouble codes and checking for transmission fluid leaks.
- Test drive at various speeds, including highway and steep downhill, to check for shuddering, loss of power, and brake response.
- Verify that all open recalls have been completed by checking the NHTSA recall database using the VIN.
- Ask specifically about any history of limp mode, electrical glitches, or turbocharger replacement, as these are common owner complaints.
Year by year
Which model years to avoid
Complaints per model year for both vehicles — lower is better. The spikes are the years to scrutinize.
| Year | GMC Acadia | GMC Terrain |
|---|---|---|
| 2026 | 9 | 33 |
| 2025 | 65 | 13 |
| 2024 | 61 | 50 |
| 2023 | 45 | 40 |
| 2022 | 49 | 88 |
| 2021 | 149 | 36 |
| 2020 | 105 | 197 |
| 2019 | 386 | 185 |
| 2018 | 396 | 223 |
| 2017 | 704 | 134 |
Check the actual car
Comparing models is smart. Checking the VIN is essential.
Brand averages tell you the trend. A VIN check tells you what's wrong with the specific GMC Acadia or GMC Terrain in front of you — accident history, open recalls and title records.
Go deeper
Full reliability reports
- Comparison
- GMC Acadia vs GMC Terrain
- GMC Acadia total complaints
- 1,969
- GMC Terrain total complaints
- 999
- GMC Acadia total recalls
- 24
- GMC Terrain total recalls
- 19
- GMC Acadia avg complaints/year
- 196.9
- GMC Terrain avg complaints/year
- 99.9
- More reliable overall
- GMC Terrain
- GMC Acadia top complaint area
- POWER TRAIN
- GMC Terrain top complaint area
- ENGINE