3.5

definitely annoying
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
37,587 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2014 GMC Terrain electrical problems

electrical problem

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2014 GMC Terrain Owner Comments (Page 2 of 2)

« Read the previous 20 complaints

problem #7

Jun 152016

Terrain 4-cyl

  • 18,000 miles

A D V E R T I S E M E N T S

The contact owns a 2014 GMC Terrain. While in park, the vehicle failed to start. The vehicle was taken to a dealer where it was diagnosed that an animal chewed through the wiring harness, which was made of soy. The wiring harness needed to be replaced. The vehicle was repaired on numerous occasions; however, the failure recurred. The manufacturer was notified of the failure. The failure mileage was 18,000. Updated 10/26/16

- Romney, IN, USA

problem #6

Jan 222016

Terrain

  • 20,000 miles
Wife was driving her vehicle, all service engine lights displayed, car de-accelerated and was able to limp into a business on a 45 mph road. Took car to dealership, all service engine lights were on display, service technician acknowledged this. Cannot duplicate problem, no problem found in diagnostic testing.

- Smyrna, GA, USA

problem #5

Apr 072014

Terrain

  • 100 miles
The contact owns a 2014 GMC Terrain. The contact stated that while driving 40 mph, the vehicle stalled. The contact was able to restart the vehicle and the anti collision warning light illuminated. The vehicle was not diagnosed or repaired. The failure recurred on numerous occasions. The manufacturer was notified of the failure. The failure mileage was 100.

- Boise, ID, USA

problem #4

Oct 062014

Terrain

  • 2,484 miles

A D V E R T I S E M E N T S

The contact owns a 2014 GMC Terrain. The contact stated while driving approximately 70 mph, the engine stalled as the reduced engine power and traction control warning lights illuminated. The contact merged to an emergency lane and restarted the vehicle. However, the vehicle failed to accelerate over 30 mph. The vehicle was taken to an independent mechanic. The technician diagnosed that ABS system had malfunctioned and a solenoid had not been provided oxygen. The vehicle was then taken to a who stated that there was a cable that had separated from the motor, which needed to be tightened. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 2,484.

- Conway, AR, USA

problem #3

Oct 172014

Terrain 4-cyl

  • 15,400 miles
I was driving home after work around 7pm going about 45-50 mph and all of a sudden my car began slowing down and I could not accelerate. This is when I realized that my car had shut off while driving. Also, my headlights turned off which I noticed immediately since it was dark outside, the computer system shut down, gas indicator went to E and the engine turned off. I was able to coast over to the right lane and as the car was slowing down my steering wheel began to lock up. Once I was fully pulled over from the traffic, I braked and put the car into park. I waited a few minutes to catch my breath on what had just happened because this could have caused a bad accident if it were more traffic. Since I was pulled over I thought I would try to restart my car. Before I restarted it, I noticed that my key ignition was still in the on position so I turned it back to take the key out and then immediately placed it back in and turned it to successfully restart the car. This is the first time that this has happened in this car. I've had it since Dec. 2013 and have a little over 15K miles. I will be contacting the GMC dealership regarding this issue since I did not see any recalls addressing this issue.

- Crofton, MD, USA

problem #2

Jul 232014

Terrain 6-cyl

  • 30,125 miles
The contact owns a 2014 GMC Terrain. The contact stated when driving at various speeds, the crash warning light illuminated intermittently. The contact mentioned that the vehicle decelerated and the brakes engaged independently. The vehicle was taken to a dealer. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was 30,125. Updated 03/30/15 updated 6/22/2015

- Lake, MI, USA

problem #1

May 142014

Terrain 6-cyl

  • 4,600 miles
While driving truck with air conditioner on ignition key gets extremely hot. This does not happen if truck is idling. This has been reported to dealership.

- Peru, IN, USA

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