2020 Gmc Terrain Complaints

The contact owns a 2020 GMC Terrain. The contact stated while the vehicle was parked, the contact noticed that the tire well was filled with water. The contact stated that the unknown box on the side was filled with water. In addition, the contact stated that the water dripped onto the ground underneath the rear tire. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufacturer was not made aware of the failure. The failure mileage was approximately 70,000.

Filled up with gas and went to leave gas station and was still rolling to come to a stop and car shut off and would not crank back up o couldn't put in neutral to even move out of the way. After about 10 mins I was able to crank it back up. No lights came or was on and battery was showing 14.5 now that im sitting battery is showing 12.8. Oil was just changed 4 days ago. Just purchased used less then 3 weeks ago. Im at a lost has 122,272 miles on it

After vehicle acting like it isnt getting power and trying to die, I pulled into a gas station and turned it off. When I went to restart it, the vehicle kept turning over and over automatically not wanting to start and the engine light came on. I let it sit for about 5 minutes and tried again. It did same thing. I tried a 3rd time pushing the gas pedal and it finally started. I made it home 2 miles away. Turned the car off and tried starting it again with same issues.

Random problems accelerating. Like I can be pulling out of my parking spot in revese then switch it to drive an try to move and it won’t move at all or very slowly then out of nowhere it accelerates fast

The article below appears online, 4/13/2026. I have the exact same problem with my 2020 GMC Terrain Denali and I would like other GM vehicles added to their Chevy recall. They use the same parts within GM's product lines. As background info, I went to the dealer, Matick Buick GMC, 29300 Telegraph Rd, Southfield, MI 48034 on Jan. 14, 2026 for repair. I was told water infiltrated my backup camera and its harness. Matick said very few parts are available in the USA. Still not fixed and it is dangerous. Yes is the answer to the 1st 4 general guideline questions. The 5th question is NO. READ MORE TRENDING NEWS: Chevrolet has recalled 271,770 vehicles over an issue with the rearview camera. Some 2023 to 2025 Chevy Malibus were recalled because the camera screen may show a distorted or blank image, the National Highway Traffic Safety Administration said. Dealers will replace the camera at no cost to correct the issue. Owners will get letters in the mail alerting them to the prob...