Fuel tank sending unit crack and leak
FUEL/PROPULSION SYSTEM
8 NHTSA complaints · 2018-09 → 2025-10
“"FUEL LEAKING FROM GAS TANK" AFTER SMELLING A STRONG FUEL SMELL BOTH INSIDE AND OUT SIDE MY VEHICLE I TOOK TO MERCEDES 9/17/18 TO SEE IF THEY KNEW OF THE ISSUE OF IF THERE WAS SOME TYPE OR RECALL ON MY VEHICLE REGARDING A FUEL ISSUE”
“There is a strong odor of gasoline coming from the drivers side rear. I conducted a Google search on the issue and there are a lot of instances of the same thing. It appears to be the Gas Tank Sending Unit, they have a tendency to crack and leak”
“I have Mercedes Benz CLS 550. Whenever I fill up a tank full, I smell gas in the CAR and in my garage. After researching the cause of this issue , I found its a common issue with Mercedes Benz older vehicles where the fuel sender unit cracks and start leaking Gas which is”