There are 2 owner-reported speed control & cruise complaints for the 2015 GMC Terrainin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
THE CAR KEEPS STALLING WHEN TRYING TO ACCELERATE IN REVERSE OR DRIVE AND THE CHECK ENGINE LIGHT IS ON. THIS IS PROBLEM AS I AM READING UP ON THIS SO I BELIEVE THERE IS SOME KIND OF RECALL THAT NEEDS TO HAPPEN. THIS IS [XXX]. INFORMATION Redacted PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).
TO WHOM IT MAY CONCERN, YESTERDAY, 3/22/15, MY WIFE AND I WERE DRIVING WHILE CAROL TOOK HER FOOT OFF THE GAS PEDAL AS WE WERE APPROACHING A STOP LIGHT. AT THAT TIME THE CAR STARTED ACCELERATING. IS THIS A NEW PROBLEM OR HAS IT BEEN REPORTED BEFORE? WHO DO I CONTACT TO INVESTIGATE THIS ISSUE AND ENSURE THAT MY VEHICLE IS SAFE? MY DAUGHTER BOUGHT A 2014 GMC TERRAIN LAST YEAR AND I'M CONCERNED ABOUT HER VEHICLE AS WELL. *TR
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 25, 2026