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1 safety recall. 208 owner complaints. We mapped every trouble spot before you sign the papers.
Solid reliability overall. Common issues are concentrated in a few systems.
Faulty Brake Vacuum Pump triggered my brake to get stuck while I was driving ended on the side of the express way to avoid traffic and prevent a crash.
I got my car out of the shop a week ago for my brakes the car was in the shop for a month and this past weekend my car is doing the same exact thing a week later I was on I 75 also hit a semi truck
The contact owns a 2018 GMC Terrain. The contact stated while driving 40-45 MPH, the vehicle started coasting and stopped unintendedly. The contact stated that the vehicle drove for a while and then coasted and stopped. The message that the “Engine Power Reduced” was displayed.…
This complaint is for the rear camera / back up camera system: After purchasing the vehicle the back up camera started to get hazy around 25,000 miles. At 35,000 miles it was completely useless. I purchased a second back up camera and had the body shop install it. It has…
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
If the SDM becomes inoperative, it will not detect a crash or command the necessary air bag deployment, increasing the risk of injury in the event of a crash.
Mostly yes. With a reliability score of 7.2 out of 10 based on 208 owner complaints filed with NHTSA, the 2018 GMC Terrain is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
Based on NHTSA records, the most-reported issue is brakes, with 60 complaints filed. Average repair cost runs about $450 at an independent shop.
The brakes is one of the costlier repair items. Average repair cost runs about $450 at an independent shop. Catching early warning signs can sometimes extend life by 20–30,000 miles.
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 208 complaints on file and the costliest repair averaging $450, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans aren't always better value.