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2020 GMC Terrain Reliability & Recall Report

Based on 2 NHTSA recalls and 197 owner complaints. All data sourced from the National Highway Traffic Safety Administration (NHTSA) — free, no signup required.

C
57/100

Elevated Reported Activity — 2020 GMC Terrain

The 2020 GMC Terrain shows elevated recall and complaint activity in NHTSA data. Make sure any recall campaigns are resolved before purchase and have the vehicle inspected thoroughly.

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2
NHTSA Recalls
2 recalls on record
197
Owner Complaints
Filed with NHTSA
7
Crash Reports
2 fire reports
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NHTSA Recalls — 2020 GMC Terrain (2)

All recalls listed below must be repaired by an authorized GMC dealer at no charge to the owner.

🔧 Power Train: Automatic Transmission
Missing bolts on the start-stop accumulator endcap could result in a transmission oil leak and may progress to a loss of propulsion, increasing the risk of a crash. A transmission fluid leak in the presence of an ignition source may…
Remedy: GM will notify owners, and dealers will inspect the start-stop transmission accumulator and replace it if any bolts are missing, free of charge. The recall began December 15, 2020. Owners…
NHTSA #20V668000
🔧 Child Seat: Vehicle Latch Anchor
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.
Remedy: 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…
NHTSA #23V339000
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Most Common Problems — 2020 GMC Terrain

Based on 197 owner complaints filed with NHTSA. Bars show relative complaint frequency.

Service Brakes
59
Power Train
26
Unknown Or Other
26
Electrical System
21
Engine
15
Fuel/propulsion System
10
Vehicle Speed Control
9
Fuel System
6
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GMC Terrain — Complaints by Year

A spike means more owner complaints were filed for that model year. The 2020 model year is highlighted.

2014 302 complaints 2015 316 complaints 2016 152 complaints 2017 135 complaints 2018 224 complaints 2019 186 complaints 2020 197 complaints 2021 36 complaints 2022 88 complaints 2023 41 complaints 2024 52 complaints

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⚠ Higher-complaint years: 2014, 2015 — These model years have more owner complaints in NHTSA data than the other years compared.

✅ Best model years: 2021, 2023, 2024 — Lowest complaint rates for this model.

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Frequently Asked Questions — 2020 GMC Terrain

Is the 2020 GMC Terrain reliable?
Based on NHTSA data, the 2020 GMC Terrain has 2 recall campaigns and 197 owner complaints. This model year shows elevated recall or complaint activity — review the details and get a thorough pre-purchase inspection.
How many recalls does the 2020 GMC Terrain have?
The 2020 GMC Terrain has 2 NHTSA recalls. Affected systems include: see recall details above. All recalls are repaired free at authorized dealers.
What are the most common problems with the 2020 GMC Terrain?
The most commonly reported problems for the 2020 GMC Terrain are: Service Brakes, Power Train, Unknown Or Other, Electrical System. See the complaint breakdown above for full details.
Is the 2020 GMC Terrain safe to buy?
The 2020 GMC Terrain has some safety and reliability items to review before buying. Ensure all 2 recalls are completed at a dealer. A pre-purchase inspection by an independent mechanic is strongly recommended.
What year GMC Terrain should I buy?
Based on NHTSA complaint data, the best years for the GMC Terrain are: 2021, 2023, 2024. These show the lowest complaint rates. Years with higher complaint counts: 2014, 2015.
How we score this: The score starts at 100 and subtracts points for the number of NHTSA recall campaigns and owner complaints filed for this model year, and for complaints that report crashes or fires. Newer model years get a small bonus because they have had less time to collect reports. These are raw counts and are not adjusted for how many vehicles were sold, so popular models tend to have more recalls and complaints. Complaints are unverified owner reports. This grade is not a prediction about any individual vehicle and is not an inspection: check a specific car’s VIN for open recalls and get an independent pre-purchase inspection.
Data source: All recall and complaint data is sourced directly from the National Highway Traffic Safety Administration (NHTSA) public API. Data is cached and refreshed every 7 days. Recall and complaint counts reflect data available at the time of last cache update. For the most current recall status on a specific vehicle, enter the VIN above or visit NHTSA.gov/recalls.