There are 1 stored owner reports matching the fuel system leading-label group for the 2005 BMW Z4 in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 1 of 1 matching reports.
Open the full vehicle complaint log (all categories)2005 BMW Z4 3.0I FAULTY FUEL PUMPS. I HAVE HAD 3 FUEL PUMPS REPLACED ON MY CAR AND STILL HAVE THE VERY SAME PROBLEM. MY CAR STALLED, THE IDLING DROPS, THE FUEL PUMP MAKES A LOUD VIBRATING RUMBLING NOISE. MANY OTHERS ARE COMPLAINING ABOUT THE SAME PROBLEM, THE YRS AFFECTED ARE FROM 2003 - 2009. *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.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.