GMC Terrain
NHTSA Complaints & Reliability Data
Top Problem Areas
Most commonly reported issues
Recent Complaints
Latest owner reports
I am driving a 2019 GMC Terrain SLT, and I have a serious concern regarding a recent service experience. On 02/10/2026, I had an oil change and a com...
Drove car approximately 15 miles. Parked car. Car would not turn off. Message- Transmission/Park. Wouldn't Car stayed neutral. Had to call wecker to t...
My family and I were returning home from vacation in another state, and while we were driving on the interstate, an alarm popped up on the DTC stating...
Vehicle was started for the second time that day on 1/5/26 and the engine light was on. I drove the vehicle to an auto parts store to have them check...
Failure of the cam driven vacuum pump causing brake failure. Leading to a hard brake pedal which increases risk of a crash. Debris from the broken vac...
Driving approximately 70mph on interstate. Came to a slight hill, gently applied brake pressure, brakes become hard to apply/would not apply. After di...
While driving the breaks completely locked up and the smell of exhaust entered through vents. Ran a code machine indicating that the break booster pow...
Vehicle has had check engine light and engine reduced power flicking on and off for months, randomly reducing power on highway or nearly causing accid...
When approaching a stop sign, the brake pedal became extremely hard I was unable to stop, and rolled through the intersection avoiding collision. I wa...
I was driving home from vacation the vehicle went into limp mode and started to run very poorly with a brake pedal that was almost impossible to push....
Vehicle Safety Research Team
Automotive Data Analysts
Independent researchers analyzing NHTSA data to help consumers make informed vehicle decisions.
Summary
The 2019 GMC Terrain has 163 complaints and 0 recalls on record. The most commonly reported issue is Brakes. 7 crash-related incidents have been reported.