Home / GMC / TERRAIN

Gmc Terrain Problems

The GMC Terrain is a compact crossover that has been produced since 2010, serving as GM's upscale alternative to the Chevrolet Equinox. With 8,084 complaints but only 2 deaths on record, the Terrain has experienced significant reliability issues while maintaining reasonable safety. The first generation (2010-2017) struggled with engine problems, particularly the 2.4L four-cylinder. The second generation improved quality but brought its own transmission concerns. The Terrain offers a refined interior but buyers must choose years carefully.

8,084
Total Complaints
38
Total Recalls
17
Model Years
2
Reported Deaths
✓

Best Years

These years have the fewest reported problems.

2021 2022 2023

Common Problem Categories

Engine 2,248
Power Train 860
Visibility/wiper 842
Electrical System 660
Unknown Or Other 526

Complaints by Model Year

All Model Years

Year ↓ Complaints Recalls Crashes Fires Rating
2026 12 0 0 0 Good
2025 20 0 0 0 Good
2024 84 1 0 0 Good
2023 66 2 8 4 Good
2022 98 2 0 0 Good
2021 84 2 12 0 Good
2020 490 2 18 2 Average
2019 524 3 14 6 Average
2018 606 5 42 4 Average
2017 326 1 40 10 Average
2016 340 2 24 0 Average
2015 748 3 22 2 Below Average
2014 768 2 14 6 Below Average
2013 966 3 36 4 Below Average
2012 992 4 60 24 Below Average
2011 1,112 4 40 22 Below Average
2010 848 2 34 0 Below Average

Gmc Terrain Years to Avoid

The 2011 Terrain accumulated massive complaints centered on the 2.4L engine's timing chain failures that occurred as early as 30,000 miles. The 2012-2013 models continued timing chain issues and added excessive oil consumption reports. The 2010 first-year model had multiple recalls and early-production quality problems. The 2015-2016 models saw increased reports of transmission shuddering. The 2018 redesign introduced a new 9-speed transmission that suffered from harsh shifts and occasional failures. The 2.4L engine across all first-generation years should be avoided due to its timing chain propensity.

Best Gmc Terrain Years

The 2026 Terrain benefits from years of refinement to the second-generation platform and resolved transmission calibration. The 2020-2021 models show significant improvement in 9-speed transmission behavior. For first-generation, the V6 models are much more reliable than four-cylinder variants.

Frequently Asked Questions

How much does Terrain timing chain replacement cost?

Timing chain replacement on the 2.4L engine costs $1,500-$2,500 at dealers. The issue is so common that many owners face this repair multiple times, making total ownership costs high.

Is the Terrain V6 reliable?

The 3.0L and 3.6L V6 options avoid the timing chain issues of the 2.4L and are significantly more reliable. The V6 offers better resale value despite higher fuel costs.

How does the Terrain compare to the Equinox?

The Terrain shares its platform with the Equinox but offers slightly better interior materials and GMC styling. Reliability is identical since they use the same engines and transmissions.

Is the Terrain good for families?

The Terrain offers adequate space for small families and good crash test ratings. The low death count reflects its safety, but reliability concerns mean budgeting for repairs.

Should I buy a first or second-generation Terrain?

The second generation (2018+) offers better technology and the improved Terrain package, but early examples have transmission issues. A first-generation V6 model may actually prove more reliable.