Owner-reported issues — NHTSA
179 complaints filed with the National Highway Traffic Safety Administration for the VF221 across model years 2007–2013. Federal public records, updated weekly.
| ELECTRICAL SYSTEM | 32 reports |
| ENGINE | 28 reports |
| SUSPENSION | 23 reports |
| FUEL/PROPULSION SYSTEM | 23 reports |
| UNKNOWN OR OTHER | 18 reports |
| POWER TRAIN | 15 reports |
| STEERING | 11 reports |
| VEHICLE SPEED CONTROL | 10 reports |
Selected owner reports
2007 · SUSPENSION
Vehicle erratically adjusts suspension with the left dramatically higher then lower than the right side of the car all while in the middle of traffic. Received message of ABC Chip Malfunction.
2007 · ELECTRICAL SYSTEM
I went to replace my low beam and high beam bulbs on the passenger side and found that the wiring for the low beam had 0 insulation on it and I installed the new high beam bulb and the wires starting arcing causing the car to turn off the high beams and start smoking from the headlight assembly.
2007 · SUSPENSION
The contact owns a 2007 Mercedes Benz S550. The contact stated that after starting the vehicle, it was discovered that the rear passenger’s side and front driver’s side air suspension had failed, and the vehicle was leaning and was unstable. Additionally, the message "Parking Brake - Check Manual" was displayed. The cause of the failure was not yet determined. The local dealer was contacted and notified of the failure. The manufacturer was not contacted. The failure mileage was 205,000.
2007 · SUSPENSION
The contact owns a 2007 Mercedes-Benz S550. The contact stated while driving at approximately 65 MPH, the vehicle was bouncing and pulling to the left and the right. The contact stated that the steering wheel was vibrating. The contact stated no warning lights were illuminated. The contact had taken the vehicle to a local dealer, where it was diagnosed and determined that the front strut and radial knuckles needed to be replaced. The vehicle had not been repaired. The manufacturer had been informed of the failure. The contact researched online and related the failure to NHTSA Campaign Number:
2007 · SUSPENSION
The contact owns a 2007 Mercedes-Benz S550. The contact stated that while driving 30-40 MPH, the vehicle started to decelerate independently. The contact also stated that he smelled an abnormal gasoline odor inside the vehicle. The contact veered to the side of the roadway. The contact stated that the vehicle failed to restart. The contact was able to restart the vehicle after 10 minutes. Additionally, the vehicle had failed to start on several occasions even though there was fuel in the tank. The vehicle was taken to an independent mechanic where an unknown diagnostic test was completed. Addi
2007 · SUSPENSION
Struts and braking system have been unstable since I purchased the car. Wiring harness leaks oil and caused ecu to intermintinli turn off and on. Also the heat control timing caused car to over heat . Eventually I replaced the ecu 2 years ago at dealer . Mercedes has parts that are not safe to be in these operating conditions with such heat causeing wiring harness to short out and dealer said that and still put new ecu saying it was oil that damaged ecu. Mechanicly didn’t make sense but now due to recall it all makes sense. Ecu was never programmed correctly causeing unsafe driving hazards .
2007 · STRUCTURE
I brought a car from a car dealer in tampa Florida and when i got the car i noticed that the car would not pickup speed after pressing the gas pedal and it was asking me to turn off the engine or it will fail . also when i tried to put in coolant. I seen a milky substance that was coming out of the hoses and in the overflow tank of the coolant reservoir which indicates issues with the heads or head gasket . also the title i got says salvaged which i asked if there was anything wrong with the car and the car dealer told me no . never disclosing that the car has been salvaged . there are other i
2007 · SUSPENSION
ADVISED BY SERVICE ADVISOR NEED TO REPLACE ME CONTROL UNIT(ECM), COSTING $2,000.82. LESS THAN 5 YEARS AGO SUSPENSION COSTING 2,000. ALL WORK DONE AT MERCEDES BENZ OF SOUTH ORLANDO.
2007 · ENGINE AND ENGINE COOLING
TL* THE CONTACT OWNS A 2007 MERCEDES-BENZ S550. WHILE DRIVING 60 MPH, THE ODOR OF FUMES EMITTED THROUGH THE VEHICLE AND MADE THE CONTACT NAUSEOUS. MEDICAL ATTENTION WAS NOT RECEIVED. THE CONTACT CALLED OLYMPIA PRE OWNED AUTO (1806 WAKE FOREST RD, RALEIGH, NC 27608, (919) 301-8551) AND WAS INFORMED THAT THEY WOULD CALL HER BACK. THE VEHICLE WAS NOT TAKEN TO A MERCEDES-BENZ DEALER OR INDEPENDENT MECHANIC FOR DIAGNOSTIC TESTING OR REPAIRS. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 144,000.
2007 · POWER TRAIN
MY 2007 MB S550 BASE MODEL STALLED AS I WAS MERGING ON TO THE EXPRESSWAY IN HEAVY TRAFFIC. AFTER SITTING ON SIDE OF THE ROAD FOR 20MINS, I STARTED THE CAR AND IT WAS MAKING A WHINING NOISE AND WHEN I ACCELERATE THE NOISE GETS LOUDER. I DROVE THE CAR TO THE NEAREST MERCEDES-BENZ DEALERSHIP. I WAS TOLD THAT THE TRANSMISSION NEEDS TO BE REPLACED. THE CAR HAS BEEN SERVICED WITH MERCEDES AND ONLY HAS 100K MILES. THIS WILL COST $7,800.00 THE SERVICE GUY STATED THAT THIS SHOULD NOT BE HAPPENING ON THIS CAR BUT UNFORTUNATELY HE STATED THAT HE HAS SEEN THIS BEFORE.
2007 · FUEL/PROPULSION SYSTEM
TL* THE CONTACT OWNS A 2007 MERCEDES-BENZ S550. WHILE DEPRESSING THE ACCELERATOR PEDAL, THE VEHICLE LEAKED FUEL. THERE WAS A STRONG ODOR OF FUEL INSIDE AND OUTSIDE OF THE VEHICLE. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS CURRENTLY AT KNOXVILLE MERCEDES-BENZ (10131 PARKSIDE DR, KNOXVILLE, TN 37922, (865) 777-2222) AWAITING DIAGNOSTIC TESTING. THE VEHICLE WAS NOT REPAIRED. THE MANFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 51,500.
2007 · SUSPENSION
ERROR CODE P0019 CAM SENSOR BANK B, MANUFACTURERS USED DEFECTIVE PART THAT TIMING SPROCKET TEETH HAVE ERODED DUE TO DEFECTIVE PARTS USED WHICH HAVE AND WILL CAUSE VEHICLE TO STAHL WHILE RUNNING. BOTH FRONT STRUTS WEAR ON ALL MODELS THAT CAUSE DRIVING CONDITIONS THAT CAN CAUSE DEATH WHILE DRIVER EXCELRATION OR STOPPING CAUSE
Source: NHTSA consumer complaint database · synced 2026-09-21