There are 2 stored owner reports matching the air bags & restraints leading-label group for the 2004 Audi S4 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 2 of 2 matching reports.
Open the full vehicle complaint log (all categories)REAR SEAT BELT BUCKLE HAS INTERIOR DEFECTS AFTER 33,000 MILES. CAR IS OUTSIDE OF WARRANTY DUE TO YEAR OF VEHICLE. THE FEMALE RECEPTOR OF THE BUCKLE HAS SOME OF THE INNER MECHANISM HANGING OUTSIDE OF THE LIP OF THE BUCKLE, MUCH DIFFERENT THAN THE OTHER BUCKLE NEXT TO IT WHICH IS IN NORMAL WORKING ORDER. *TR
I HAVE AN AUDI S4 CONVERTIBLE THAT HAS BEEN TO THE DEALERSHIP MULTIPLE TIMES FOR THE SAME SAFETY ISSUE. THE AIRBAG SYSTEM HAS BEEN DEFECTIVE AND THE REPAIRS DO NOT SEEM TO BE TAKING HOLD WHEN THEY DO THEM. SO FAR THERE FORTUNATELY HAS NOT BEEN A NEED TO USE THE AIRBAG SYSTEM, HOWEVER ITS UNAVAILABILITY IS A MAJOR CAUSE FOR CONCERN. *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.