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2020 GMC Terrain
Problems & Complaints
Worst 2020 GMC Terrain Problems by Category
Click on a category below for details. Help?
- AC / heater problems
- electrical problems
- engine problems
- miscellaneous problems
- brakes problems
- drivetrain problems
- fuel system problems
- seat belts / air bags problems
- exterior accessories problems
- body / paint problems
- wheels / hubs problems
- steering problems
- suspension problems
- transmission problems
- lights problems
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Compare GMC Terrain Model Years
Curious how the 2020 Terrain compares to other years?
Check out our GMC Terrain overview to see the most problematic years, worst problems and most recently reported complaints with the Terrain.
Worst 2020 GMC Terrain Problems
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#1: Drivers Door Does Not Lock If Key Fob Is Inside Vehicle 2020 Terrain
- Average Cost to Fix:
- N/A
- Average Mileage:
- 8,000 mi
-
#2: A/C Condenser Leak 2020 Terrain
- Average Cost to Fix:
- $2,000
- Average Mileage:
- 55,000 mi