There are 3 stored owner reports matching the lighting leading-label group for the 2003 Mercedes-Benz C-Class 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 3 of 3 matching reports.
Open the full vehicle complaint log (all categories)TL* THE CONTACT OWNS A 2003 MERCEDES BENZ C230. THE CONTACT STATED THAT WHILE DRIVING, IT WAS INFORMED THAT THE TAIL LIGHTS FAILED TO FUNCTION. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE CONTACT REPLACED THE TAIL LIGHT HOWEVER, THE FAILURE PERSISTED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 225,262.
WHEN SIGNALING TO TURN LEFT OR RIGHT, ONLY THE LEFT TURN SIGNAL WILL FLASH. THE RIGHT TURN SIGNAL NEVER FLASHES. HOWEVER, BOTH LIGHTS WILL FLASH WHEN HAZARD LIGHTS ARE ON AND WHEN LOCKING/UNLOCKING CAR DOORS. *TR
1. THE HEADLIGHT CANNOT BE TURN ON AS I DROVE INTO A 1-MILE DARK TUNNEL IN US WEST. 2. IT PERSISTS FOR ABOUT 1-DAYS DURING A TRIP TO THE US WEST IN THE DRY HEAT ENVIRONMENT. AFTER THAT, THE HEADLIGHT WORK NORMAL AGAIN AS I CAME BACK TO CALIFORNIA. 3. NOTHING HAS BEING DONE SINCE THEN SINCE I WILL PROBABLY NOT DRIVE TO US WEST IN THE VISIBLE NEAR FUTURE. THE OLD PARTS ARE STILL AVAILABLE IN MY CAR. *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: Aug 31, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.