2010 GMC Terrain Transmission & Power Train Problems
NHTSA component category: POWER TRAIN · data through 07/14/2026
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 290 complaints citing each category; one complaint can cite several. Full breakdown on the 2010 GMC Terrain overview page.
What owners report
“THE CAR HAS BEEN TO THE DEALERSHIP 4 TIMES FOR THIS PROBLEM ONLY TO HAVE THE DEALERSHIP FIX EVERYTHING BUT THE TIMING CHAIN NOW WE…”NHTSA complaint 10760636 — filed 09/01/2015
“I WAS AT A STOP LIGHT, WHEN I ACCELERATED THE VEHICLE WOULD NOT MOVE, I TRIED CHANGING GEARS IT WOULD NOT GO IN DRIVE OR…”NHTSA complaint 10639381 — filed 09/26/2014
“THIS IS THE SECOND TIME THAT THE VEHICLE HAS STALLED AT A STOP. I AM SERIOUSLY CONCERNED WITH THE SAFETY OF MY WIFE. WHAT IF…”NHTSA complaint 10629590 — filed 08/30/2014
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Power Train complaints by year filed
Frequently asked questions
Does the 2010 GMC Terrain have transmission & power train problems?
Power Train is the #3 most-reported problem area on the 2010 GMC Terrain: 47 of 290 complaints on file (16.2%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2010 GMC Terrain have in total?
290 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 10 involved a crash, 0 involved a fire, 12 reported injuries, and none 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.
