FaultScore

2010 GMC Terrain transmission problems

51 of the 426 complaints about the 2010 GMC Terrain are about the transmission — 12% of everything reported for this model year. Half of the failures with a mileage on record happened before 70,059 miles.

B

51

Complaints

1

Crashes

0

Fires

1

Injuries

Exactly what failed

Power Train 47 92.2%
Axle Assembly 1 2.0%
Driveline 1 2.0%
Transfer Case (4-WHEEL Drive) 1 2.0%
Chain/Belt 1 2.0%

Transmission & Drivetrain across every GMC Terrain year

2010 51 11.8%
2011 76 17.6%
2012 37 8.5%
2013 44 10.2%
2014 33 7.6%
2015 21 4.8%
2016 11 2.5%
2017 23 5.3%
2018 41 9.5%
2019 50 11.5%
2020 26 6.0%
2024 20 4.6%

What owners said

Filed with NHTSA, in their own words.

Apple Valley, MN

POWER TRAIN

The transmission stoped working after the second shift.

NHTSA complaint #11554424 — an unverified report by a vehicle owner.

at 160,000 miles Boonville, NC

POWER TRAIN

The contact owns a 2010 GMC Terrain. The contact stated that while driving at various speeds, the vehicle stalled without warning. The contact had taken the vehicle to the dealer; however, the mechanic was unable to determine the cause of the failure. The manufacturer was not notified of the failure. The vehicle was not repaired. The failure mileage was approximately 160,000.

NHTSA complaint #11521137 — an unverified report by a vehicle owner.

Struthers, OH

POWER TRAIN

Faulty timing chain

NHTSA complaint #11512571 — an unverified report by a vehicle owner.

Wabash, IN

POWER TRAIN

As i went to drive my terrain we bought back in June or July. But for the absolute first time we needed to use the defrost/defogger button last week on OCTOBER 20, 2022 and it wouldn't work. No lights came on to say it was defaulty. It also started to make our radio screen flicker when i tried to turn defrost on and it's continuously flickering and defrost doesn't engage on front windshield at all won't even melt snow or help defog when it's been raining or it's cold out. I almost wrecked my terrain due to this problem. Now on my instrument panel says camshaft/crankshaft sensor says service stabilitrack and something about my AWD System. All these happened within a week from trying to use my defrost. Also my instrument panel where it shows how fast i go flickers and it flickers on the RPM side as well. Noone has touched or looked it over since i have owned my 2010 terrain. Everything was just fine up till i pushed my defrost button and then all the other stuff happened

NHTSA complaint #11491381 — an unverified report by a vehicle owner.

at 121,000 miles Palatine, IL

POWER TRAIN:DRIVELINE:CHAIN/BELT

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.

NHTSA complaint #11466141 — an unverified report by a vehicle owner.

Westfield, MA

POWER TRAIN

My 2010 Terrain had been been intermittent dash warnings for “Service StabiliTrac” and “Engine 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

NHTSA complaint #11464699 — an unverified report by a vehicle owner.

Windermere, FL

POWER TRAIN

THE TRANSMISSION FAILED AS I WAS DRIVING ON INTERSTATE 4 IN ORLANDO FLORIDA. THE VEHICLE SLIPPED OUT OF GEAR AND REVVED AS I APPLIED THE GAS. IT SLOWED AND I HAD TO SLIP IT INTO NEUTRAL THEN BACK INTO TO DRIVE TO GET IT TO CATCH. HAD THE VEHICLE STOPPED ON THE INTERSTATE IT COULD CAUSED ACCIDENTS AND/OR PERSONAL INJURY TO ME OR OTHER DRIVERS. THIS WITH JUST UNDER 70,000 MILES ON THE VEHICLE. THE PROBLEM WAS CONFIRMED BY ORANGE BUICK GMC SERVICE CENTER ON WEST COLONIAL DRIVE IN ORLANDO FLORIDA, AS WELL AS AT UNIVERSAL AUTOMOTIVE ON TURKEY LAKE ROAD IN ORLANDO FLORIDA. AS TO THE INSPECTION BY THE MANUFACTURER, THE CLOSEST IS ORANGE BUICK GMC. THERE WAS NO ADVANCE WARNING TO ME THAT THIS MIGHT HAPPEN. TWO WEEKS EARLIER I HAD IT AT ORANGE BUICK GMC FOR REGULAR MAINTENANCE.

NHTSA complaint #11446164 — an unverified report by a vehicle owner.

Griffin, GA

POWER TRAIN

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.

NHTSA complaint #11440749 — an unverified report by a vehicle owner.

at 132,000 miles Greenfield, WI

POWER TRAIN

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?

NHTSA complaint #11408432 — an unverified report by a vehicle owner.

at 155,678 miles Findlay, OH

POWER TRAIN

THE EMERGENCY FLASHER BUTTON STICKS DOWN IT STICKS BEING PUSHED IN ALONG WITH THE ECO BUTTON AND I FEEL THE DRIVE SHAFT SHOULD BE MORE DURABLE THAN 155,000 MI OR 11 YEARS

NHTSA complaint #11402947 — an unverified report by a vehicle owner.

at 59,000 miles Staten Island, NY

POWER TRAIN

DRIVING 50 MPH ON THE HIGHWAY, MY CAR DECIDED TO 'REDUCE ENGINE POWER' AND 'SERVICE STABILITRAK' CAME ON, IMMEDIATELY MAKING THE CAR SLOW DANCE FORCIBLY TO 25 MPH. THE CAR WAS SHAKING AND STEPPING ON THE GAS DID NOTHING. THAT'S DANGEROUS, BECAUSE THE PERSON BEHIND ME HAS TO SWERVE OR HIT INTO THE BACK OF ME FOR SUDDEN DROP IN SPEED. YOU GUYS SHOULD KNOW BETTER! HAPPENED TWICE IN ONE DAY. I HAD TO RESTART THE CAR, AND IT HAPPENED GOING ONTO THE BRIDGE. SOMEONE COULD BE SERIOUSLY HURT, OR KILLED. DO BETTER!

NHTSA complaint #11396239 — an unverified report by a vehicle owner.

at 159,000 miles Aberdeen, WA

POWER TRAIN

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.

NHTSA complaint #11383675 — an unverified report by a vehicle owner.

Country Club Hills, IL

POWER TRAIN

HELLO MY VEHICLE A FEW MONTHS AGO 2019 THE ENGINE ACTUALLY HAD ONE HOUR ON ME I HAD A WARRANTY ESTABLISH SO WHEN I SELL MY VEHICLE AND THE FORD MOTOR THERE WAS A RECALL ON THE ENGINE RINGS SO THAT WAS COVERED NOW MY TRANSMISSION HAS WENT OUT PLEASE CAN YOU HELP ME THIS IS RIDICULOUS AS WELL AS I HAVE A FEW FRIENDS THAT HAVE THE SAME DEAL QUIZ ME AND HOW THEY'RE HAVING ISSUES WITH THEIR TRANS

NHTSA complaint #11352261 — an unverified report by a vehicle owner.

at 68,118 miles Cleveland, OH Crash 1 injured

POWER TRAIN

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

NHTSA complaint #11320520 — an unverified report by a vehicle owner.

at 100,000 miles Kentwood, MI

POWER TRAIN

TL* THE CONTACT OWNS A 2010 GMC TERRAIN. WHILE DRIVING 5-10 MPH, THE VEHICLE SWITCHED FROM FIRST GEAR TO SECOND GEAR WITHOUT WARNING. THE VEHICLE WAS TAKEN TO BERGER CHEVROLET (2525 28TH ST SE, GRAND RAPIDS, MI 49512, (616) 949-5200) WHERE IT WAS DIAGNOSED THAT A TRANSMISSION FLUSH AND RESET WERE NEEDED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS 100,000. THE VIN WAS INVALID.

NHTSA complaint #11277254 — an unverified report by a vehicle owner.

at 115,000 miles Sheridan, IL

POWER TRAIN

WE PURCHASED THE 2010 GMC TERRAIN ON MARCH 30TH AND SINCE WE HAVE HAD TO CHANGE THE OIL 3 TIMES AND ONCE REFILL THE OIL. WE HAVE TO CHECK IT DAILY TO MAKE SURE IT HAS OIL AND IS SAFE FOR OUR DAUGHTER TO DRIVE IT. THERE ARE SO MANY PEOPLE THAT HAVE COMPLAINED ABOUT THIS EXACT PROBLEM WE HAVE FOUND OUT SINCE WE PURCHASED THE CAR. I WOULD HAVE NEVER PURCHASED AND DONT WANT TO SELL IT TO SOMEONE ELSE WITH THE SAME PROBLEM. I FEEL THE COMPANY SHOULD STAND BEHIND THE ISSUE. THERE IS NO LEAKS WE HAVE NO OIL IN OUR DRIVEWAY AND THE CAR DOES NOT SMOKE. THE OIL JUST BURNS AWAY I GUESS. I FEEL THE DEALERSHIP WE PURCHASED FROM SHOULD HAVE FIXED THIS BEFORE THEY SOLD IT.

NHTSA complaint #11113369 — an unverified report by a vehicle owner.

at 30,000 miles NEW Bern, NC

POWER TRAIN

TL* THE CONTACT OWNS A 2010 GMC TERRAIN. WHILE DRIVING VARIOUS SPEEDS, THE VEHICLE FAILED TO ACCELERATE. THE CONTACT ALSO STATED THAT THE VEHICLE FAILED TO REVERSE WHEN ENGAGED IN REVERSE. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TAKEN TO TRENT BUICK GMC (1707 INTERSTATE 42, NEW BERN, NC 28560, (252) 649-0622) WHERE IT WAS DIAGNOSED THAT THE TRANSMISSION NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND INFORMED THE CONTACT THAT THE WARRANTY HAD EXPIRED. THE APPROXIMATE FAILURE MILEAGE WAS 30,000.

NHTSA complaint #11112031 — an unverified report by a vehicle owner.

at 90,000 miles Tucson, AZ

POWER TRAIN

TL* THE CONTACT OWNS A 2010 GMC TERRAIN. WHILE DRIVING APPROXIMATELY 60 MPH, THE 'OVERHEATED TRANSMISSION' MESSAGE DISPLAYED ON THE MESSAGE CENTER AND THE VEHICLE STARTED TO DECELERATE. THE CONTACT STATED THAT THE ACCELERATOR PEDAL WAS DEPRESSED, BUT THE VEHICLE STILL FAILED TO ACCELERATE. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE TRANSMISSION FAILED. THE VEHICLE WAS NOT REPAIRED. THE DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 90,000.

NHTSA complaint #11084300 — an unverified report by a vehicle owner.

at 54,000 miles Macomb, MI

POWER TRAIN

TL* THE CONTACT OWNS A 2010 GMC TERRAIN. THE CONTACT STATED THAT THE VEHICLE EXPERIENCED A COMPLETE LOSS OF POWER AND THE CHECK ENGINE WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS TOWED TO VYLETEL BUICK GMC (40755 VAN DYKE, STERLING, HEIGHTS, MI) WHERE IT WAS DIAGNOSED THAT THE TRANSMISSION WAS DEFECTIVE AND NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND DID NOT ASSIST. THE FAILURE MILEAGE WAS APPROXIMATELY 54,000.

NHTSA complaint #11080338 — an unverified report by a vehicle owner.

at 73 miles Hartland, MI

POWER TRAIN

I WAS GETTING GAS, FIILED UP, WHEN I GOT BACK INTO CAR, DIDN'T WANT TO START, REALLY HAD TO HIT GAS PEDAL, VERY SCARY, THAT HAPPENED 3 TIMES AFTER GETTING GAS, ANOTHER TIME I WAS AT STOP LIGHT, AND IT JUST STALLED, ENGINE COMPLETELY STOPPED, HARD START UP AGAIN, SO I DECIDED FOR SAFETY REASONS TAKING IT TO DEALERSHIP, IT'S STILL THERE AS OF 11/20/2017, BUT WANTED TO GET THIS OUT THERE, I THINK MAYBE THIS IS ONGOING ISSUE WITH CERTAIN MODELS OF GMC, AND FEEL MAYBE IT WILL BE A RECALL ISSUE IF ENOUGH PEOPLE REPORT ISSUES AS SUCH AS THESE. I THANK GOD I WASN'T DRIVING AND THIS HAPPENED, DEF A SAFETY CONCERN GMC NEEDS TO ADDRESS.

NHTSA complaint #11063521 — an unverified report by a vehicle owner.

at 47,526 miles Edmonds, WA

POWER TRAIN

TRANSMISSION FAILED. SHOP SAID IT WAS A BROKEN WAVE PLATE. THIS PROBLEM HAS BEEN RECALLED ON OTHER GMC MODELS BUT NOT ON MINE. THE PROBLEM IS A SAFETY HAZARD BECAUSE IT CAUSES THE WHEELS TO BE DISCONNECTED FROM THE ENGINE RESULTING IN LOSS OF CONTROL. I THINK GMC NEGLECTED TO RECALL ALL MODELS AFFECTED BY THIS DEFECT. MY WARRANTEE EXPIRED BY DATE BUT NOT MILLAGE SINCE MY VEHICLE HAS LESS THAN 48,000 MILES. GMC HAS BEEN ADVISED OF THIS FAILURE AND DECLINED TO REIMBURSE MY COST.

NHTSA complaint #11040889 — an unverified report by a vehicle owner.

Northport, NY

POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

2010 GMC TERRAIN. CONSUMER WRITES IN REGARDS TO TRANSFER CASE FAILURE. CONSUMER SEEKS REIMBURSEMENT FOR WARRANTY REPAIRS. *LD THE CONSUMER STATED THE VEHICLE WAS OUT OF WARRANTY WHEN THE FAILURE RECURRED.

NHTSA complaint #11004548 — an unverified report by a vehicle owner.

at 85,000 miles Annapolis, MD

POWER TRAIN

WHILE DRIVING AT ABOUT 5 MILES AN HOUR, TURNING VEHICLE AROUND A CUL-DE-SAC THE VEHICLE COMPLETELY TURNS OFF. I HAVE CONTACTED THE GMC DEALERSHIP ABOUT THIS AND THE ONLY RECALL I WAS TOLD WAS THE FUEL PUMP. I WAS TOLD THEY WOULD ORDER MY PARTS AND THEY WOULD CALL ME; I NEVER RECEIVED A CALL. I HAVE TOWED THE VEHICLE TO TWO REPAIR SHOPS AND I HAVE BEEN TOLD BY BOTH THAT IT IS A TIMING CHAIN ISSUE AND I NEED TO INSTALL A NEW ENGINE! I CALLED THE GMC DEALERSHIP AND ASKED IF THE RECALL COULD BE A DIRECT RESULT OF MY TIMING CHAIN ISSUE, AND IF I HAD ANY OTHER RECALLS? I WAS TOLD I WOULD HAVE TO PAY FOR THEM TO LOOK AT MY VEHICLE IF NOT APART OF THE RECALL. I DO NOT HAVE THE EXTRA MONEY TO PAY MULTIPLE TIMES FOR MY CAR TO BE LOOKED AT OR TO PUT AN ENGINE IN A VEHICLE THAT HAS LESS THAN 85K MILES. I PURCHASED THIS VEHICLE IN LATE DECEMBER OF 2015 AND HAVE NOT BE ABLE TO DRIVE THE VEHICLE SINCE ABOUT SEPTEMBER OF 2016. I HAVE GOTTEN AT LEAST TWO OIL CHANGES IN THAT TIME FRAME (DEC-SEPT) FROM THE SAME GMC DEALERSHIP AND WAS NEVER TOLD ABOUT ANY RECALLS OR ANY ISSUES WITH MY VEHICLE BESIDES NEEDING TIRES/BRAKES. ONE OF THE MECHANICS THAT I TOOK THE VEHICLE TO SAID I HAVE OTHER RECALLS. I WAS NOT ABLE TO LOCATE ANY OTHERS ONLINE AND THAT IS MY REASON FOR WRITING THIS. I AM VERY UNSATISFIED AND DO NOT KNOW HOW TO PROCEED.

NHTSA complaint #10970613 — an unverified report by a vehicle owner.

at 74,100 miles Escondido, CA

POWER TRAIN

GMC TERRAIN HAVE A RECALL 2010-2014 ON A HIGH PRESSURE FUEL PUMP THAT IS FAULTY AND THE ECM UNIT IS NOT ACCURATE THAT CAUSE THE TRANSMISSION TO FAIL.

NHTSA complaint #10959834 — an unverified report by a vehicle owner.

Salisbury, MD

POWER TRAIN

I AM ADDING ON ADDITIONAL INFORMATION TO MY PREVIOUS COMPLAINT #10938600. GMC SCA #14159, 14232, 15810, 12313, AND MY TRANSMISSION FAILURE ALL SEEM TO FALL VICTIM TO EXCESSIVE HEAT. I WAS PULLING INTO TRAFFIC WHEN THE TRANSMISSION FAILED. MY TERRAIN HAS FALLEN VICTIM TO THREE POSSIBLY FOUR OF THE FIVE CALAMITIES. THERE IS NO REASON TO BELIEVE ALL FIVE WILL NOT FAIL UNDER THE SAME DRIVING CONDITIONS. SOMEHOW NOT ONCE DID WARNING LIGHTS COME ON FOR MULTIPLE ENGINE OIL OCCURRENCES, NOR FOR MY TRANSMISSION FAILURE. I WAS AN HVAC CHILLER TECHNICIAN FOR 28 YEARS. WHEN I HEAR ECM REFERENCED, AS IN SCA#12312, I HAVE TO ASK WHICH VALUES WERE CHANGED AND WHY. THERMISTORS AND PRESSURE SWITCHES DESIGNED TO PROTECT VITAL ENGINE COMPARTMENT COMPONENTS RUN THROUGH THE ECM YET NO WARNING. MY TRANSMISSION FAILED ON DECEMBER 4, 2016, THE CATALYTIC CONVERTER MAY BE BAD, THE STEERING GEAR IS SUSPECT, AND THE ENGINE WARNING LIGHTS HAVE NOT DONE WHAT THEY ARE SUPPOSED TO DO. THE UNNECESSARILY LONG DELAY IN ADDRESSING THE OIL CONSUMPTION ISSUE OUTLINED IN SCA#14159 PROBABLY COMPROMISED MY ENGINE IN OTHER WAYS. SCA#12313 RESULTED FROM GM DELAYING THE REPAIR OF SCA#14159 FOR SO LONG. WHAT, WHY, AND HOW. WE KNOW WHAT IS FAILING. SIMPLY REPLACING THE PART IN KIND OR SIMILAR IS NOT ADDRESSING WHY. HOW DO WE KEEP IT FROM HAPPENING AGAIN IS DEFINITELY NOT BEING ADDRESSED. SAFETY AS WELL AS QUALITY ISSUES ARE AT HAND HERE. GM HAS IGNORED MY REQUESTS FOR ALL INFORMATION REGARDING SCA#14159, 14232, 15810, 12313, AND 12312, AS WELL AS THE TRANSMISSION. WHY THEY ARE FAILING IS EXCESSIVE HEAT. THAT IS JUST MY GUESS. THEY KNOW WHAT IT IS. I CAN NOT AFFORD A COSTLY TRANSMISSION BILL THAT ONLY FINDS ME BACK IN AN UNRELIABLE VEHICLE WITH SOME SERIOUS SAFETY ISSUES.

NHTSA complaint #10946389 — an unverified report by a vehicle owner.

at 58,332 miles EL Paso, TX

POWER TRAIN

TL* THE CONTACT OWNS A 2010 GMC TERRAIN. WHILE DRIVING VARIOUS SPEEDS, THE CHECK ENGINE AND CONTROL ASSIST WARNING INDICATORS ILLUMINATED. THE SPEED DECELERATED BELOW 10 MPH INDEPENDENTLY IN ADDITION THE ENGINE MADE AN ABNORMAL SOUND. THE CONTACT MANAGED TO DRIVE THE VEHICLE HOME SLOWLY. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 58,332. UPATED 03/07/17*LJ

NHTSA complaint #10943980 — an unverified report by a vehicle owner.

Salisbury, MD

POWER TRAIN

GMC SPECIAL COVERAGE ADJUSTMENT #14159A TOOK AN UNNECESSARILY LONG TIME TO FIX(OVER 6 MONTHS) BECAUSE GM SAID THE VEHICLE HAS TO CONSUME A CERTAIN AMOUNT OF OIL EVERY 1000 MILES FOR THEM TO HONOR THE VEHICLE. I WAS FORCED INTO DRIVING THE VEHICLE LESS TO AVOID CAUSING FURTHER DAMAGE. THE LONGER DURATION I DROVE IT THE MORE OIL IT WOULD CONSUME. WHY WOULD I KEEP DRIVING A VEHICLE IF THE PROBLEM WAS IDENTIFIED EARLY ENOUGH THAT I COULD AVOID CAUSING FURTHER DAMAGE. I WAS BASICALLY TOLD THE VEHICLE HAS TO RUN OUT OF OIL WITHIN 3000 MILES FOR THEM TO WARRANTY SCA#14159A. IT ENDED UP HAPPENING AND THAT PROBLEM WAS FIXED BUT IT TOOK AN ADDITIONAL 3 MONTHS OF FILLING OUT AN OIL CONSUMPTION SHEET. WHICH BRINGS ME TO MY MOST SERIOUS SAFETY CONCERN ABOUT THE VEHICLE. SCA#14232A- POWER STEERING. I CAN NOT GET AN ANSWER FROM GM ON WHETHER THIS IS A PROGRESSIVELY WORSENING ISSUE WITHIN THE STEERING GEAR OR DOES IT FAIL WITHOUT WARNING. THEIR RESPONSE IS THE CONDITION MUST HAPPEN BEFORE THEY WILL REPLACE THE STEERING GEAR. ACCORDING TO SCA#14232A THE CONDITION IS THE VEHICLE MAY HAVE INCREASED FRICTION IN THE STEERING SYSTEM WHILE DRIVING LONG DISTANCES ON A STRAIGHT HIGHWAY. THIS COULD CAUSE THE STEERING WHEEL TO STICK IN THE STRAIGHT-AHEAD POSITION. PRETTY SCARY SCENARIO HAS TO HAPPEN BEFORE THEY WOULD FIX A FLAW THEY ALREADY KNOW ABOUT IN THE STEERING SYSTEM. A HUNDRED AND FIFTY BAD THINGS MIGHT HAPPEN TO ME WHEN I GET BEHIND THE WHEEL OF A CAR I AM NOT THAT PARANOID TO THINK ABOUT THEM. WHEN THE MANUFACTURER SUGGESTS SOMETHING SPECIFIC AND DEADLY MAY HAPPEN I AM GOING TO AVOID THAT SITUATION. MAY HAPPEN IS MORE LIKELY THAN MIGHT HAPPEN. FINALLY, MY TRANSMISSION WENT UP THREE WEEKS AGO WITHOUT WARNING. THE VEHICLE HAS LESS THAN 100,000 MILES ON IT. ETHICALLY I CAN NOT SELL IT EVEN IF I FIX THE TRANSMISSION AND WON'T DRIVE IT.

NHTSA complaint #10938600 — an unverified report by a vehicle owner.

at 66,000 miles Milwaukee, WI

POWER TRAIN

TRANSMISSION PROBLEMS. WHILE ON A SLIGHT INCLINE,CAR WOULD NOT GO INTO REVERSE .FORWARD ACCELERATION WAS VERY SLUDGIEST. CORROSION ON PASSENGER SIDE DOOR.

NHTSA complaint #10920359 — an unverified report by a vehicle owner.

Mazomanie, WI

POWER TRAIN

RETURNING TOWARDS HOME AND TRANSMISSION MALFUNCTIONED. LIMPED AT 5 MPH TO STARK STOUGHTON WI. SALES DEPT HELPED WITH A LOANER CAR BECAUSE SERVICE WAS CLOSED. CALLED NEXT DAY AND HAD TO REPLACE TRANSMISSION.I THINK AROUND JUNE 8TH 2016. FINISHED AROUND JUNE 17TH. LUKE PIPER / LPIPER@STARKAUTO.COM STARK AUTOMOTIVE (608)873-5661

NHTSA complaint #10917724 — an unverified report by a vehicle owner.

at 86,000 miles York, SC

POWER TRAIN

2010 GMC CERTIFIED USED 86K MILES WHILE DRIVING TO WORK ABOUT 45MPH THE VEHICLE COMPLETELY LOCKED DOWN AND QUITE WORKING, THE TRANSMISSION WAS THE PROBLEM, IT WAS 4 MONTHS OUT OF WARRANTY AND COST ME $2800 OUT OF POCKET. I SEE THIS IS A VERY COMMON ISSUE, WHY IS THERE NO RECALL ON THIS YET? THE VEHICLE ALSO BURNS OIL 2-4 QUARTS MORE IN BETWEEN 3K MILE OIL CHANGES. MY CHECK ENGINE LIGHT IS NOW COMING ON AND OFF DEPENDING ON HOW LONG THE VEHICLE IS DRIVEN. WHY IS THIS VEHICLE HAVING SO MANY ISSUES? ONLY 6 YEARS OLD AND UNDER 90K MILES? RESEARCH THIS PLEASE! DOCUMENTATION CAN BE PROVIDED.

NHTSA complaint #10904944 — an unverified report by a vehicle owner.

Other 2010 GMC Terrain problems

← Full 2010 GMC Terrain report