There are 10 owner-reported speed control & cruise complaints for the 2011 GMC Terrainin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
I HAVE BEEN HAVING AN ISSUE WITH THE STABILITY TRACK/REDUCED ENGINE POWER COMING ON. I WILL BE DRIVING AND THEN THE REDUCED ENGINE POWER WITH AN EXCLAMATION MARK POPS UP, MY CAR SPEED DROPS AND THEN THE CAR CUTS OFF. THE CAR WOULD CRANK BACK UP AFTER SITTING FOR A WHILE. AFTER RESEARCHING THIS, I FOUND THAT SEVERAL OTHER GMC, CHEVY AND CADILLACS HAD THIS SAME ISSUE AND WERE GIVEN THE RUN AROUND BY GMC WHEN TRYING TO HAVE IT FIXED. THERE WAS A RECALL FOR THOSE VEHICLES BUT NOT THE TERRAIN. I HAVE HAD THE THROTTLE BODY CLEANED LIKE SUGGESTED AND THAT DID NOT SOLVE THE PROBLEM. THE PROBLEM OCCURS NO MATTER IF I AM ON THE HIGHWAY OR REGULAR STREETS. BEING A SINGLE PARENT OF 3 AND LEGAL GUARDIAN OF 1 GRANDCHILD, I DON'T HAVE MONEY TO KEEP TRYING TO REPAIR THIS ISSUE. I HAD MY TRANSMISSION LOOKED AT AND THAT WAS NOT THE ISSUE. HOW CAN I GET THEM TO CORRECT THE STABILITY TRACK/REDUCED ENGINE POWER ISSUE? I HAVE BEEN WITHOUT MY CAR FOR A WEEK NOW. THIS IS MAKING IT HARD TO GET BACK AND FORTH TO WORK. I AM ACTUALLY CALLING THE GMC HEADQUARTERS TO REPORT THIS ISSUE AND THEN THE BETTER BUSINESS BUREAU.
MY GMC TERRAIN 2011 IS HAVING TROUBLE ACCELERATING, AND I HEAR A NOISE FROM THE ENGINE. WHEN I AM AT A STOP LIGHT AND I TRY TO ACCELERATE, IT PULLS AND DOESN'T GO FORWARD. IT'S STALKING MY TERRAIN. I DID SOME RESEARCH, AND I FOUND THAT THIS VEHICLE HAS A RECALL #12313D- SPECIAL COVERAGE ADJUSTMENT- ENGINE BALANCE CHAIN AND FUEL PUMP. I LOOKED UP, AND IT SEEMS THIS VEHICLE HAS 0 UNCLAIMED RECALLS. SO, I'M CONCERN BECAUSE THIS VEHICLE IS STALLING AND NOT WORKING AS IT SHOULD BE. THE RECALL DOES SAY, 'IF LEFT UNTREATED, COULD CAUSE THE CHAIN TO BREAK, LEADING TO ENGINE DAMAGED.
TL* THE CONTACT OWNS A 2011 GMC TERRAIN. WHILE DRIVING APPROXIMATELY 60 MPH, THE VEHICLE DECELERATED TO APPROXIMATELY 30 MPH AND DID NOT ACCELERATE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO STATED THAT THE TOTAL CONTROL MODULE FAILED AND NEEDED REPLACEMENT. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. THE VEHICLE WAS TAKEN TO THE SAME INDEPENDENT MECHANIC WHO STATED THAT THE VEHICLE HAD A VERY HIGH OIL CONSUMPTION AND NEEDED A NEW ENGINE. THE MECHANIC STATED THAT THE REPAIR WAS NOT COVERED UNDER WARRANTY. THE VEHICLE WAS NOT REPAIRED AGAIN. THE MANUFACTURER WAS NOTIFIED. THE DEALER WAS CONTACTED. THE APPROXIMATE FAILURE MILEAGE WAS 100,715.
I BOUGHT A USED 2011 GMC TERRAIN WITH A CLEAN CARFAX AND 35000 MILES ON IT. I HAVE HAD NOTHING BUT PROBLEMS. THE CAR BURN AT LEAST A QUART OF OIL EVERY 2 WEEKS. THE CONSTANTLY JUST CUTS OFF WHEN DRIVING. GMC NEEDS TO DO SOMETIME ABOUT THIS BEFORE PEOLPE ARE KILLED.
TL* THE CONTACT OWNS A 2011 GMC TERRAIN. THE CONTACT STATED WHILE DRIVING AT APPROXIMATELY 65 MPH, THE VEHICLE DECELERATED INDEPENDENTLY. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC WHERE IT WAS NOT DIAGNOSED OR REPAIRED. THE DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 103,000. THE VIN WAS NOT AVAILABLE.
THIS CAR STALLS FOR NO REASON WHILE DRIVING. I HAVE FIXED IT MULTIPLE TIMES BUT NO FIX WORKS. IT STALLED ON ME WHILE EXITING THE FREEWAY YESTERDAY, VERY SCARY SITUATION. I AM WORRIED I WILL BE IN A WRECK. I PRESS THE GAS AND THE CAR WILL NOT ACCELERATE. VERY DANGEROUS IN CERTAIN SITUATIONS. ESPECIALLY WHEN IT STALLS WHILE MAKING A TURN IN A INTERSECTION. ALMOST GOT T-BONED THE OTHER DAY WHEN IT STALLED WHILE A CAR WAS ONCOMING. SINCE GM IS NOT WILLING TO ACKNOWLEDGE THE PROBLEM AND HAVE NOT FIX IN PLACE I WILL BE GETTING RID OF THE CAR AT MY LOSS.
WHILE DRIVING MESSAGE READ REDUCED ENGINE POWER LOST ALL POWER COULD NOT CONTROL THE STEERING WHEEL! THEN THE CAR SHUT DOWN AND CONTINUED TO ROLL DOWN THE HIGHWAY .ALMOST GOT HIT BY OTHER CARS FROM BEHIND. VERY FRIGHTENING FOR ME I ALMOST GOT A PANIC ATTACK. I MANAGED TO STOP THE CAR ON THE SHOULDER OF THE ROAD WITH HALF OF THE CAR STILL BLOCKING OTHER CARS .CAR WILL NOT START. THE BATTERY IS NEW .I HAVE DONE RESEARCH ON SOCIAL MEDIA AND THERE'S THOUSANDS OF GM CUSTOMERS WHO HAVE OR ARE FACING THE SAME ISSUES. IS THIS ANOTHER COVER UP BY GM THAT'S CONTINUOUSLY IGNORING THIS PROBLEM AND THE CONSUMERS ARE PAYING THOUSANDS OF DOLLARS IN THIS REPAIR. I WAS TOLD I NEED REPAIRS THAT WILL COST $4000 DOLLARS ON A 2011 GMC TERRAIN CAR I GOT A YEAR AGO. THIS IS RIDICULOUS. WHO IS FIGHTING FOR THE CONSUMERS? *TR
2011 GMC TERRAIN. CONSUMER WRITES IN REGARDS TO ENGINE AND VEHICLE ACCELERATION ISSUES. *SMD THE CONSUMER STATED WHEN HE ACCELERATED FROM 25 TO 35 MPH, HE EXPERIENCED A SUDDEN LOSS OF POWER TO 5 MPH. THE DEALER REPLACED THE THROTTLE BODY. *JB
I WAS DRIVING ON THE HIGHWAY AT 60 MPH AND ALL OF A SUDDEN LOST POWER. THE REDUCED POWER AND CHECK STABILITRAK MESSAGES APPEARED ON THE SCREEN. I PULLED OVER TO THE SIDE OF THE ROAD AND TURNED THE ENGINE OFF. I IMMEDIATELY TRIED STARTING THE VEHICLE AGAIN AND IT DID, SO WENT ON MY WAY. GOT DOWN THE ROAD ABOUT THREE MILES AND THE SAME THING, SO PULLED TO THE SIDE OF THE ROAD AND TURNED THE ENGINE OFF. I TRIED TO START THE VEHICLE, BUT THERE WAS NO RESPONSE, EVERYTHING WAS DEAD. I WAITED SEVERAL MINUTES AND TRIED AGAIN AND IT STARTED. I CONTINUED ON MY WAY AND DIDN'T HAVE ANYMORE TROUBLE GETTING TO MY DESTINATION. A COUPLE OF DAYS LATER, THE SAME THING HAPPENED EXCEPT WHEN I TRIED TO TURN THE VEHICLE OFF, IT CONTINUED TO RUN VERY ROUGHLY AND THEN FINALLY SHUT OFF. IT DID START AGAIN AND HAD THE ENGINE LIGHT ON. I'VE HAD THE VEHICLE TO THE LOCAL GMC DEALER WHEN THE FIRST INCIDENT HAPPENED, HOWEVER WHEN THEY TRIED TO READ THE CODES, THERE WERE NO CODES TO READ EVEN THOUGH THE ENGINE LIGHT WAS ON. I WAS TOLD EVERYTHING CHECKED OUT FINE. I WAS DOWN THE TO DEALER AGAIN TODAY WITH THE ENGINE LIGHT ON AGAIN, BUT BEFORE THEY COULD CHECK IT OUT, THE ENGINE LIGHT HAD GONE OUT. TO ME THIS IS A VERY SERIOUS PROBLEM AS IT CAN VERY EASILY CAUSE AN ACCIDENT. SO FAR I'VE BEEN LUCKY THAT I HAVEN'T LOST THE POWER STEERING OR BRAKES. *TR
TL* THE CONTACT OWNS A 2011 GMC TERRAIN. THE CONTACT STATED THAT WHILE DRIVING AT 50 MPH, THE VEHICLE DECELERATED INDEPENDENTLY TO 30 MPH. THE VEHICLE WAS TAKEN TO A DEALER, WHO DIAGNOSED THE THAT THE THROTTLE BODY NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 44,000.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026