2013 GMC Terrain Transmission & Power Train Problems
NHTSA component category: POWER TRAIN · data through 07/12/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How power train ranks on this vehicle
Share of the 363 complaints citing each category; one complaint can cite several. Full breakdown on the 2013 GMC Terrain overview page.
What owners report
“08/17 CHECK ENGINE LIGHT CAME ON, TOOK VEHICLE TO A MECHANIC, HE PLUGGED IN THE COMPUTER TO ASSESS THE CODE WHICH WAS P420 AFTER ASSESSING…”NHTSA complaint 11121138 — filed 08/20/2018
“THE CONTACT OWNS A 2013 GMC TERRAIN. WHILE DRIVING APPROXIMATELY 45 MPH, THE VEHICLE'S POWER SEIZED WITHOUT WARNING. THE VEHICLE WAS TOWED TO AN INDEPENDENT…”NHTSA complaint 11080230 — filed 03/19/2018
“THE CONTACT OWNS A 2013 GMC TERRAIN. WHILE DRIVING 35 MPH, THE GEAR SHIFTED FROM DRIVE TO NEUTRAL WITHOUT WARNING. THE KEY WAS UNABLE TO…”NHTSA complaint 11043080 — filed 11/03/2017
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Power Train complaints by year filed
Frequently asked questions
Does the 2013 GMC Terrain have transmission & power train problems?
Power Train is the #3 most-reported problem area on the 2013 GMC Terrain: 42 of 363 complaints on file (11.6%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2013 GMC Terrain have in total?
363 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 14 involved a crash, 2 involved a fire, 25 reported injuries, and 1 reported deaths.
What does NHTSA's power train category include?
NHTSA groups complaints about the transmission (automatic or manual), driveline, axles, transfer case and related parts under a single component category called POWER TRAIN. This page reports that category as NHTSA defines it.
