There are 1 owner-reported fuel system complaints for the 2016 BMW 4 Seriesin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
A strong odor of gasoline was noted and it dripped from the tank when the car was driven. Mechanic reported the tank had a leaking seam which he would patch with plastic, so the car can be used while waiting for a replacement tank.
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 26, 2026