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10.0

really awful
Crashes / Fires:
1 / 0
Injuries / Deaths:
1 / 0
Average Mileage:
0 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.

2021 GMC Terrain brakes problems

brakes problem

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2021 GMC Terrain Owner Comments

problem #2

Oct 132022

Terrain

  • miles

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

Recently I have noticed that the back brakes squeak and sound like they are grinding when backing up. Also every now and then the information screen will go black for a while then turn back on could be a few seconds or several minutes. 23,900 on car

- Plainfield, IL, USA

problem #1

Aug 182021

Terrain

  • miles
i WAS GOING TO MY SONS HOME WHICH IS LOCATED ON A STEEP DOWHILL STREET WITH SEVERAL TURNS, ONE OF THER ALMOST 90 DEGREES.aS i STARTED TO DESEND THE HILL AND GAIN SPEED, I DEPRESSED THE FOOT BRAKE. iT DID NOT RESPOND AT ALL. AS I CONTINUED TO GAIN SPEED AND COMING UP ON THE SHARP CURVE, I CONTINUED TO PUMP AND APPLY BRAKE. tHE BRAKES DID NOT WORK. i CONTINUED TO GAIN SPEED AND GO AROUND 2 OTHER TURNS. AT THE END OF THE STREET i HAD A CHOICE TO CONTINE STRAIGHT AHEAD AND HIT A HOUSE, TURN RIGHT AND CONTINUE DOWN ANOTHER STEEP STREET UNTIL I HIT A HOME AT THE END OF THE STREET OR TRY TO TURNLEFT ANDGO UP HILL. i TURNE LEFT UP THE HILL AND FINALLY GOT STOPPED BEFOR i COULD PUT THE VEHICLE IN PARK OR APPLY THE BRAKE I BEGAINTO ROLL BACKWARDS ON THE STEEP INCLINE. i ROLLED BY ANDHIT A CURB, JUMPED INTO THE YARD AND HIT A BUSH, SMALL TREE AND AN ELECTRIC GROUND TRANSFORMER, COMING TO RESET ABOUT 4 FEET OF THE GROUND ON TOP OF THE TRNSFORER.. tHE UTILITY WORKERS SAID THAT I WAS LUCKY NOT TO GET EECTROCUTED. tHIS VEHICLE WASPURCHASED ABOUT 7 DAY PRIOR TO THE ACCIDENT, THE BRAKES SIMPLY FAILED ADDID NOT WORK AT ALL

- Little Rock, AR, USA

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