2011 Mercedes-Benz GLK350 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 132 complaints citing each category; one complaint can cite several. Full breakdown on the 2011 Mercedes-Benz GLK350 overview page.
What owners report
“I noticed fuel / gas smell from my vehicle. I looked up cause for this type of occurrence. I was referred to a recall bulletin…”NHTSA complaint 11721172 — filed 02/28/2026
“After a fuel fill-up, I smell fuel inside the cabin and outside by the gas tank opening. This causes a constant stress..., what if there…”NHTSA complaint 11607580 — filed 08/09/2024
“When we fill up the SUV with gas, there is a very strong odor of gas outside of the passenger door & some odor "inside…”NHTSA complaint 11607422 — filed 08/08/2024
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 Mercedes-Benz GLK350 have fuel/propulsion system problems?
Fuel/propulsion System is the #2 most-reported problem area on the 2011 Mercedes-Benz GLK350: 20 of 132 complaints on file (15.2%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2011 Mercedes-Benz GLK350 have in total?
132 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 4 involved a crash, 2 involved a fire, 1 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.
