2011 GMC Terrain Fuel/propulsion System Problems
NHTSA component category: FUEL/PROPULSION SYSTEM · 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 fuel/propulsion system ranks on this vehicle
Share of the 386 complaints citing each category; one complaint can cite several. Full breakdown on the 2011 GMC Terrain overview page.
What owners report
“UPON ENTERING GARAGE,SMELLED ODOR OF GAS BY CAR...LOOKED UNDERNEATH,,SMALL PUDDLE OF FUEL,,CLOSER EXAMINATION FOUND PINHOLE IN RUST PATCH ON FUEL LINE..OTHER RUST AREAS NOTICED,BUT THIS…”NHTSA complaint 10763011 — filed 09/10/2015
“WHILE DRIVING THE VEHICLE STALLED FROM 35-40 MPH TO 5 MPH. A MESSAGE CAME ON THE SCREEN " ENGINE POWER REDUCED". HAD I BEEN ON…”NHTSA complaint 10683880 — filed 02/17/2015
“THE VEHICLE JUST STOPS WHILE DRIVING, THIS IS VERY DANGEROUS AND CAN CAUSE A MAJOR ACCIDENT. DEALER SAID THE FUEL PUMP WAS LEAKING!..FOR AN ALMOST…”NHTSA complaint 10676284 — filed 01/18/2015
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Fuel/propulsion System complaints by year filed
Frequently asked questions
Does the 2011 GMC Terrain have fuel/propulsion system problems?
Fuel/propulsion System is the #4 most-reported problem area on the 2011 GMC Terrain: 31 of 386 complaints on file (8%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2011 GMC Terrain have in total?
386 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 11 involved a crash, 8 involved a fire, 24 reported injuries, and none reported deaths.
What does NHTSA's fuel/propulsion system category include?
NHTSA assigns each complaint to standard component categories; this page reports the FUEL/PROPULSION SYSTEM category exactly as NHTSA defines and records it.
