There are 2 owner-reported brakes complaints for the 2005 Mercedes-Benz S-Classin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
MERCEDES BENZ S 500 HAD TOTAL BRAKE FAILURE. VEHICLE HAS ABOUT 12,000 TO 14,000 MILES ON IT. DEALER IS TRYING TO BLAME BRAKE FAILURE ON RUST ON ROTORS DUE TO LACK OF USE OF VEHICLE. I DON'T THINK THE MANUAL WARNS ABOUT THIS. SOUNDS LIKE A MAKE UP STORY TO ME. I HAVE HAD MERCEDES VEHICLES FOR ABOUT 30 YEARS AND NEVER HAD A PROBLEM LIKE THIS BEFORE. BRAKE FAILURE CAUSED AN ACCIDENT BUT SINCE AT VERY LOW SPEED NO INJURIES. IF IT HAD HAPPENED AT A HIGH SPEED IT COULD HAVE LED TO SERIOUS INJURIES OR DEATH. *NM
TL*THE CONTACT OWNS A 2005 MERCEDES BENZ S-500. THE CONTACT STATED THAT THE ENGINE AND SERVICE LIGHT ILLUMINATED AND THERE WAS A LOSS OF BRAKES. THE FAILURE HAS OCCURRED 16 TIMES. THE DEALER WAS UNABLE TO REPAIR THE VEHICLE. THE CONTACT WOULD NOT PROVIDE DETAILED INFORMATION ABOUT THE FAILURES. THE FAILURE MILEAGE WAS 3,591 AND CURRENT MILEAGE WAS 80,000. UPDATE 06/10/08 *BF THE SHIFTER WOULD GET STUCK IN PARK, THE BRAKE WEAR LIGHT ILLUMININATED. THE DEALER REPLACED THE REAR PADS AND ROTORS, THE LEFT RERAR MARKED LIGHT WAS REPLACED, THE TRUNK ASSIST DID NOT OPEN THE TRUNK ALL THE WAY, THE MICRO SWITCH FOR THE DOOR LOCK ACTUATOR WAS FAULTY, THE TURN SIGNAL LIGHT WAS INOPERATIVE, THE VOLTAGE REGULATOR WAS REPLACED, THE ABS LIGHT ILLUMINATED, THE CONSUMER COMPLAINED OF NO HEAT IN THE VEHICLE. THE DEALER REPLACED A FAULTY BLOWER MOTOR. UPDATED 06/09/08
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