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2018
Terrain
Problems
Engine (30%)
Transmission and Drivetrain (20%)
Brakes and Traction Control (0%)
Suspension and Steering (0%)
Electrical and Air Conditioning (40%)
Paint, Rust, Leaks, Rattles, and Trim (10%)
Other (0%)
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turbocharged 252hp 2.0L I4 9-speed shiftable automatic 4WD
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turbocharged 170hp 1.5L I4 9-speed shiftable automatic FWD
See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2018 GMC Terrain problems occur, check out our car reliability stats.