There are 1 owner-reported lighting complaints for the 2004 Mercedes-Benz SL-Classin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
WHEN TURNING ON THE AIR CONDITIONER OR ANY OTHER VEHICLE ACCESSORY THE HEADLIGHTS DIM OR THEY FLASH ON AND OFF AS IF GOING FROM HIGH BEAM TO LOW BEAM, ETC. TECHNICAL SERVICE BULLETIN 040842001A. *AK
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