There are 2 owner-reported fuel system complaints for the 2008 Mercedes-Benz GL-Classin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
DIESEL FUEL LEAKING ON ROADWAY FROM FILTER. SIMILAR TO MODEL YEARS 2010-2012 RECALL. FUEL IS FOUND WHEN PARKED DRIPPING FROM ENGINE COMPARTMENT. DIESEL SMELL IN PASSENGER COMPARTMENT. *TR
THERE IS A FUEL LEAK AROUND THE FILTER NEAR THE HEATING ELEMENT. SOUNDS LIKE THE DESCRIPTION OF A RECALL WITH THE 2011 AND 2012 MODELS. *TR
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026