10.0

really awful
Crashes / Fires:
4 / 0
Injuries / Deaths:
3 / 0
Average Mileage:
65,417 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.

2010 GMC Terrain engine problems

engine problem

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2010 GMC Terrain Owner Comments (Page 1 of 6)

problem #103

Sep 192022

Terrain

  • miles

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

Burning oil and bad engine timing chain

- Madison, AL, USA

problem #102

Jun 162022

Terrain

  • 89,000 miles
The contact owns a 2010 GMC Terrain. The contact stated that while driving at an undisclosed speed, the vehicle experienced a reduction in engine power with the check engine and traction control warning lights illuminated. Additionally, the vehicle intermittently failed to start and the passenger's side rear tire made knocking sounds and lifted up off the roadway while making turns. The contact also stated that the vehicle consumed an excessive amount of oil, causing the contact to refill the oil reservoir every three days. The vehicle was not diagnosed nor repaired by an independent mechanic or dealer. The manufacturer was made aware of the failure. The failure mileage was approximately 89,000. The VIN was unavailable.

- Hilo, HI, USA

problem #101

Dec 252020

Terrain 6-cyl

  • 121,000 miles
The contact owns a 2010 GMC Terrain. The contact stated while driving approximately 20 MPH and depressing the acceleration pedal, the vehicle failed to respond. The contact stated the vehicle was restarted several times and the gear shifter was shifted several times before the vehicle started operating as needed. The contact stated that the check engine warning light was illuminated. The vehicle was taken to the dealer to be diagnosed and the contact was informed that the timing chain needed to be replaced. The vehicle was repaired; however, 5 months later the failure reoccurred. The vehicle was not repaired. The manufacturer was not notified of the failure. The approximate failure mileage was 121,000.

- Palatine, IL, USA

problem #100

May 142022

Terrain

  • miles

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

My 2010 Terrain had been been intermittent dash warnings for -€œService StabiliTrac-€ and -€œEngine Power Reduced-€ which would force the engine to reduce the speed itself down to about 30 MPH. After turning off car and restarting, warnings would go away. Yesterday, while driving on a secondary road, with no check engine light on, the engine stalled while traveling at approx 35 MPH. I was able to drop the vehicle into neutral and coast onto a side street, while also attempting to restart the engine. I was able to pull over without causing an accident. After letting the car sit for a few minutes I attempted to restart the engine, but only got a strange noise from the area of the upper cylinders. At his point the check engine light was now on. While waiting for a tow truck, and independent mechanic pulled up to ask if I needed help. After listening to the noice from the upper engine he asked if he could get tools and look in the engine. I said yes. He quickly pulled parts off the upper engine and opened and removed the upper cylinder cover. This revealed that the timing chain had no tension, as well as shards of shattered plastic all over the place, in and around the upper cylinders. After pointing this out he put everything back together and suggested I contact the dealership I got the vehicle from, which I have done already. He then stated that it appears that the engine would need to be replaced or rebuilt, due to catastrophic engine failure. He said my quick thinking of putting the vehicle into neutral probably avoided causing an accident and allowed me to get myself to a safe spot before stopping the vehicle. He also stated that this particular GM motor is known for catastrophic failure, which GM has failed or refused to acknowledge

- Westfield , MA, USA

problem #99

Nov 102021

Terrain

  • miles
My Terrain recently got the check engine light on the mechanic is telling me that it is the timing chain that all of this vehicles have this problem and I got lucky it only jumped one tooth to repair will cost me around $ 1500 what I don't understand if this is been going on for long time how is it that this does not constitute a recall

- Carpentersville, IL, USA

problem #98

Nov 142021

Terrain

  • miles
I bought my 2010 GMC Terrain SLE at 160,000. It had a rough start up but the dealer said it was because it was an older car and been sitting for a while. The rough start up never stopped even after replacing the catalytic converter because of code P0420. The mechanic informed of this specific vehicle oil composition so I was consistently checking the oil. A month after the NEW catalytic converter was installed. I stalled out on the interstate with traffic going 65 mph minimum, the wheel locked and I was almost rear ended. I take the vehicle to an automotive shop and I need a new timing chain with numerous new codes. P0325 P0326 P0327 P0016 P0017 P0014.

- Griffin, GA, USA

problem #97

Sep 152020

Terrain

  • 98,000 miles

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

The contact owns a 2010 GMC Terrain. The contact stated the vehicle would not exceed 15 MPH and was consuming a significant amount of engine oil. The check engine warning light was illuminated. The vehicle was taken to the dealer who diagnosed that the rings needed to be replaced. The contact stated the vehicle was not repaired; however, the engine oil was refilled. The contact stated that the failure persisted, and the vehicle was taken back to the dealer who replaced the rings, the catalytic converter, and the actuator under an unknown recall. The contact stated after the recall repair, the vehicle would inadvertently make abnormal sounds and shudder while driving. The check engine warning light and several unknown warning lights were illuminated. The vehicle was taken to the dealer who diagnosed that the piston was rubbing against the motor and the engine needed to be replaced. The manufacturer was not made aware of the failure. The vehicle was not repaired. The approximate failure mileage was 98,000.

- Marshall, MO, USA

problem #96

Mar 092021

Terrain

  • 132,000 miles
2010 GMC Terrain I bought off a dealership lot in March 2019 not knowing all the reported issues! being a single mother I thought I was buying a fairly priced, gas eff. Reliable car.from day 1 I have had countless oil changes, my tire pressure warning light will not turn off after replacing stems, tires nothing turns the light off! it lacks pick up speed and rough gear changes. While driving and coming to a stop it would hesitate and chug like it was going to die. I returned to dealership where I bought it from replaced the timing chain. Upon taking it home,2 days later check engine light came on. I returned to the dealership that replaced the chain they informed me I lost 2.5qts of oil in those 2 days and that id need to replace or rebuild the engine! my warranty company (fidelity) whom I purchased powertrain warranty from is telling me it is normal ware and tare they will not pay a thing, after reading all these reports clearly it's not normal ware! I still owe $6,000 and I don't have $3500 to get my car back! I don't know what to do or who to call will someone please help" I thought GMC was a reputable maker, was I wrong"

- Greenfield, WI, USA

problem #95

Apr 072021

Terrain

  • 136,000 miles
The contact owns a 2010 GMC Terrain. The contact was driving at an undisclosed speed, when she heard a rattling noise and the vehicle stalled. The vehicle was taken to richard kay superstore (1935 pearman dairy rd, anderson, SC 29625) to be diagnosed. The contact was informed that piston rings failure caused excessive oil consumption, there was coolant in the oil, and the engine was internally cracked. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 136,000.

- Anderson, SC, USA

problem #94

Mar 012021

Terrain

  • 93,000 miles
My exhaust manifold has a crack/broken in it. It started out with a little noise, but, now it is roaring under the hood. Exsessive amount of exhaust gasses and smell into the cabin, and has caused numerous headaches from noise and smell. During start up, driving around town, on the highway, in the hot or cold.

- Boardman, OH, USA

problem #93

Nov 302020

Terrain 4-cyl

  • 130,000 miles

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

The contact owns a 2012 GMC Terrain. The contact stated while driving at low speeds, the vehicle stalled with the check engine warning light illuminated. The vehicle was towed to contact's residence. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure. The failure mileage was approximately 130,000.

- Cloquett, MN, USA

problem #92

Nov 272020

Terrain

  • 159,000 miles
Driving on the highway my car would not go. Car sensor prevented my car from moving because the wheel bearings went out on the used car I just purchased. The timing belt is also loose and the motor can seize up at any moment. My all wheel drive stopped working as well because of this. I had to put on my flashers and try to make it to an area where I could get off the highway. I called a tow truck. I have copies they will not download here, but available if needed.

- Aberdeen, WA, USA

problem #91

Feb 202019

Terrain

  • 93,681 miles
The engine comsumes a lot of oil and the car shakes after you turn off the engine. The consumer protector send me a letter about the claim form for the prior engine repairs solely caused by excessive oil consumption resulting from piston ring wear,

- Ossining, NY, USA

problem #90

Apr 302015

Terrain

  • 68,118 miles
The problem(s) that I have had or currently have with my vehicle are as follows: 1. vehicle hesitates 2. jolts forward 3. stutters 4. excessive oil consumption 5. the car has been undrivable since 01/27/20

- Cleveland, OH, USA

problem #89

Jan 072020

Terrain

  • miles
The wiper blades just stopped working. No wipers at all. Wipers just stopped working while driving. As for engine while driving down interstate the car suddenly says switching to low power mode and the car starts going slower- scary when going 70 mph and then slowed down without you doing it yourself

- Bruceton Mills, WV, USA

problem #88

May 102016

Terrain

  • 70,000 miles
The contact owns a 2010 GMC Terrain. The contact stated while driving at various speeds, the vehicle vibrated with a loud abnormal noise with the check engine warning light illuminated. The vehicle was taken to (frank's GMC located at 325 orient way, lyndhurst, NJ 07071) to be diagnosed. The contact was informed that failure was due to oil consumption caused by piston ring wear. The manufacturer was not made aware of the failure. The approximate failure mileage was 70,000.

- Versailles, NJ, USA

problem #87

Aug 082019

Terrain

  • miles
I only had my car for just about one year. The check engine light ended up coming on and I found that the catalytic converter was the culprit. No matter what I do this sensor comes on. Now here recently, the light to check the airbag system has come on. I have once before checked to see if there were any recalls on this vehicle, but there supposedly were none, yet I see so many complaints about the same issues that I am having on top of the defrost system being no good. This car has cost me more than it is worth and selling it would just leave me with nothing because I still owe on it. I need fixes and answers before this thing ends up in flames which is what I fear each day I drive it. This began in August of last year and now I am getting scared for my life.

- Wichita, KS, USA

problem #86

Dec 182019

Terrain

  • 80,000 miles
2010 GMC Terrain with V6 loss of power, engine codes timing issue, camshaft sensor fault, crankshaft sensor fault. Stabil-track fault. Rough idle, oil consumption. The list goes on. This is a common thing with these engines and GM has done nothing. This has been going on with this vehicle for awhile. Stay away from GM vehicles they do not stand behind there products, I will be buying a Ford and I will tell everyone I know!

- Fountain City, IN, USA

problem #85

Dec 022019

Terrain

  • miles
In Sept. 2017, the dealer fixed the catalytic converter B/C it was under a "special warranty" for free however I had to pay $582 to replace the cracked manifold which caused the converter issue. I recently went to the dealership B/C the check engine light came on again, the catalytic converter is still under warranty and they have to fix the oil consumption problem the is under a "special coverage" and again I was told that I had to pay for another cracked manifold. I asked what causes it and why and was told they did not know but I believe it must have to do with the original catalytic converter issue. I understand that there is a special coverage to fix the cc however something must be causing it to fail and GM is aware of it.

- Bala Cynwyd, PA, USA

problem #84

Oct 152018

Terrain

  • 104,000 miles
At stop light car kept turning off. First start start shaking then turn off. Several times. Almost got hit in rear of car several times. About 3 weeks. Took to shop C & M. in NY. Had to stay in NY 2 weeks. Timing chain. Broken. And engine light. Paid $1500, had 3 oil changes. Have to keep adding motor oil.

- Whitakers, NC, USA

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