There are 1 owner-reported suspension complaints for the 2020 GMC Terrainin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
THE COMPLAINT I HAVE IS THE INSIDE FRONT OF THE CAR IS TOO SMALL AND I CANT REACH THE GAS PEDAL EXCEPT WITH MY TOE. MY FOOT KEEPS SLIPPING OFF AS I AM DRIVING. I HAVE TO HAVE THE SEAT WAY UP OR I CANT REACH. I AM 5 FOOT TALL WOMAN. THIS IS A RIDICULOUS THING THAT I HAVE TO PUT UP. I DROVE IT FOR 10 MINUTES AND DIDN'T REALIZE IT. I ASKED FOR A PEDAL THAT IS LONGER AND CLOSER TO THE FLOOR AFTER I HAD BOUGHT IT AND SERVICE PEOPLE TOLD ME THEY DON'T HAVE ANYTHING TO DO TO FIX IT. THEY ASKED IF I HAD A BUTTON TO ADJUST IT AND I DON'T. ITS ON THE EXPENSIVE ONE. THIS SHOULD BE ON ALL VEHICLES FOR SAFETY. I WANTED TO GIVE IT BACK BUT THEY NEVER HELPED ME. I HAVE 1100 MILES ON IT .IT NEW STILL. THE OTHER THING THIS CREATES IS I AM UP SO CLOSE TO THE STEERING WHEEL THAT ITS ALMOST ON MY CHEST IN ORDER TO REACH PEDAL WITHOUT HAVING TO STRAIN AND LATER HAVING PAIN IN MY LEG FROM DOING THAT. I AM SO DISAPPOINTED WITH CHUCK NASH GMC IN SAN MARCOS , TEXAS. IS THERE ANYTHING TO BE DONE BY THE GMC COMPANY. I ALSO TOLD THE SALESMAN I WANTED A CANYON PICKUP LIKE I HAD BEFORE. I TRADED THAT ONE IN DUE TO THE FACT THAT THE 2017 CANYON WAS ALWAYS IN THE SHOP. ONLY HAD IT FOR 2 YRS AND 1 MONTH. THEY WERE NO HELP! THANK YOU, [XXX] PLEASE HELP ME INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *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 26, 2026