Total Complaints
12 filings
MERCEDES-BENZ CL CLASS · model year
12 NHTSA complaints, 8 crash reports for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2003MERCEDES-BENZCL CLASS carries 12 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 8 crashes, 11 fires, 8 injuries, and 24 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2003 CL CLASS is seat belts with 3 filings, followed by air bags (2) and equipment:electrical (1). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.
NHTSA currently has 15 investigation files overlapping the 2003 CL CLASS. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
Total Complaints
12 filings
Crashes Reported
8 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| SEAT BELTS | 3 |
| AIR BAGS | 2 |
| EQUIPMENT:ELECTRICAL | 1 |
| SEATS | 1 |
| POWER TRAIN:AUTOMATIC TRANSMISSION | 1 |
| SEATS:FRONT ASSEMBLY:RECLINER | 1 |
| ELECTRONIC STABILITY CONTROL (ESC) | 1 |
| STEERING | 1 |
| SUSPENSION | 1 |
I HAVE A 2003 MERCEDES BENZ CL55 AMG. THE ABC OR ACTIVE BODY CONTROL SYSTEM FAILED AND WITH VERY LITTLE WARNING, THE FLUID STARTED TO LEAK , SMOKE WAS EVERYWHERE AND I NEARLY CAUSED A COLLISION BECAUSE OF THE THICK SMOKE AND POOR VISIBILITY. I HAD TO PULL OVER IMMEDIATELY AND HAVE THE CL55 TOWED TO MY MECHANIC MY MECHANIC, WHO SPECIALIZES IN HIGH END MERCEDES BENZ TOLD ME THAT THIS IS A VERY COMMON ISSUE WITH THE MERCEDES CL 55,65,600 MODELS FROM 2003-2006. MERCEDES KNEW ABOUT THIS PARTICULAR PROBLEM AND REDESIGNED THE LATER MODELS. THE ORIGINAL STICKER PRICE OF THE CL MODEL IS ABOUT $120,000. MERCEDES KNEW ABOUT THIS ISSUE WITH THE ABC SYSTEM ON THE AMG MODELS BUT DID NOT MAKE A FACTORY RECALL. I HAVE KNOW MET SEVERAL OTHER OWNERS OF THE SAME MODEL CAR, 2003-6 CL55 AMG AND ALL OF THEM HAD TO HAVE THE ENTIRE ABC SYSTEM REPLACED WHICH IS WELL OVER $5500. ALSO , A WEBSITE DEDICATED TO MERCEDES BENZ, CALLED BENZWORLD.COM, HAVE NUMEROUS OWNERS WHO HAVE HAD THIS PARTICULAR PROBLE
Mileage: 81,200
I HAVE A 2003 MERCEDES BENZ CL55 AMG. THE ABC OR ACTIVE BODY CONTROL SYSTEM FAILED AND WITH VERY LITTLE WARNING, THE FLUID STARTED TO LEAK , SMOKE WAS EVERYWHERE AND I NEARLY CAUSED A COLLISION BECAUSE OF THE THICK SMOKE AND POOR VISIBILITY. I HAD TO PULL OVER IMMEDIATELY AND HAVE THE CL55 TOWED TO MY MECHANIC MY MECHANIC, WHO SPECIALIZES IN HIGH END MERCEDES BENZ TOLD ME THAT THIS IS A VERY COMMON ISSUE WITH THE MERCEDES CL 55,65,600 MODELS FROM 2003-2006. MERCEDES KNEW ABOUT THIS PARTICULAR PROBLEM AND REDESIGNED THE LATER MODELS. THE ORIGINAL STICKER PRICE OF THE CL MODEL IS ABOUT $120,000. MERCEDES KNEW ABOUT THIS ISSUE WITH THE ABC SYSTEM ON THE AMG MODELS BUT DID NOT MAKE A FACTORY RECALL. I HAVE KNOW MET SEVERAL OTHER OWNERS OF THE SAME MODEL CAR, 2003-6 CL55 AMG AND ALL OF THEM HAD TO HAVE THE ENTIRE ABC SYSTEM REPLACED WHICH IS WELL OVER $5500. ALSO , A WEBSITE DEDICATED TO MERCEDES BENZ, CALLED BENZWORLD.COM, HAVE NUMEROUS OWNERS WHO HAVE HAD THIS PARTICULAR PROBLE
Mileage: 81,200
I HAVE A 2003 MERCEDES BENZ CL55 AMG. THE ABC OR ACTIVE BODY CONTROL SYSTEM FAILED AND WITH VERY LITTLE WARNING, THE FLUID STARTED TO LEAK , SMOKE WAS EVERYWHERE AND I NEARLY CAUSED A COLLISION BECAUSE OF THE THICK SMOKE AND POOR VISIBILITY. I HAD TO PULL OVER IMMEDIATELY AND HAVE THE CL55 TOWED TO MY MECHANIC MY MECHANIC, WHO SPECIALIZES IN HIGH END MERCEDES BENZ TOLD ME THAT THIS IS A VERY COMMON ISSUE WITH THE MERCEDES CL 55,65,600 MODELS FROM 2003-2006. MERCEDES KNEW ABOUT THIS PARTICULAR PROBLEM AND REDESIGNED THE LATER MODELS. THE ORIGINAL STICKER PRICE OF THE CL MODEL IS ABOUT $120,000. MERCEDES KNEW ABOUT THIS ISSUE WITH THE ABC SYSTEM ON THE AMG MODELS BUT DID NOT MAKE A FACTORY RECALL. I HAVE KNOW MET SEVERAL OTHER OWNERS OF THE SAME MODEL CAR, 2003-6 CL55 AMG AND ALL OF THEM HAD TO HAVE THE ENTIRE ABC SYSTEM REPLACED WHICH IS WELL OVER $5500. ALSO , A WEBSITE DEDICATED TO MERCEDES BENZ, CALLED BENZWORLD.COM, HAVE NUMEROUS OWNERS WHO HAVE HAD THIS PARTICULAR PROBLE
Mileage: 81,200
TL*THE CONTACT WAS A PASSENGER IN A 2003 MERCEDES CL55. THE CONTACT STATED THAT ON JUNE 11,2006, THEY WERE INVOLVED IN A HEAD ON COLLISION WITH ANOTHER VEHICLE( LIMOUSINE) AT 45 MPH. WHEN THE DRIVER DOWN SHIFTED, THE DRIVER DROVE INTO ONCOMING TRAFFIC AT APPROXIMATELY 35 MPH. THE FRONT END OF THE MERCEDES WAS DESTROYED AND CAUGHT FIRE. THE AIR BAGS DID NOT DEPLOY UNTIL THE VEHICLE CAME TO REST AFTER THE CRASH. THE FRONT OF THE LIMOUSINE WAS "SHEERED" OFF. THERE WERE THREE FATALITIES AND ONE INJURY. THE CONTACT WAS SEVERELY INJURED AND TAKEN TO THE HOSPITAL BY AMBULANCE AND ADMITTED TO THE ICU. THE POLICE RESPONDED AND FILED A POLICE HOMICIDE CASE REPORT # 246/7/9-06. THE VEHICLE WAS DESTROYED. THE FAILURE MILEAGE WAS APPROXIMATELY 15,000. THE CONSUMER WHO WAS A PASSENGER IN THE MERCEDES BENZ, STATED THE SEAT BACK FAILED DURING THE ACCIDENT. ACCORDING TO WITNESSES, THE DRIVER OF THE MERCEDES BENZ WAS TRAVELING AT A HIGH RATE OF SPEED ON THE WRONG SIDE OF THE ROAD. THE DRIVER
Mileage: 15,000
TL*THE CONTACT WAS A PASSENGER IN A 2003 MERCEDES CL55. THE CONTACT STATED THAT ON JUNE 11,2006, THEY WERE INVOLVED IN A HEAD ON COLLISION WITH ANOTHER VEHICLE( LIMOUSINE) AT 45 MPH. WHEN THE DRIVER DOWN SHIFTED, THE DRIVER DROVE INTO ONCOMING TRAFFIC AT APPROXIMATELY 35 MPH. THE FRONT END OF THE MERCEDES WAS DESTROYED AND CAUGHT FIRE. THE AIR BAGS DID NOT DEPLOY UNTIL THE VEHICLE CAME TO REST AFTER THE CRASH. THE FRONT OF THE LIMOUSINE WAS "SHEERED" OFF. THERE WERE THREE FATALITIES AND ONE INJURY. THE CONTACT WAS SEVERELY INJURED AND TAKEN TO THE HOSPITAL BY AMBULANCE AND ADMITTED TO THE ICU. THE POLICE RESPONDED AND FILED A POLICE HOMICIDE CASE REPORT # 246/7/9-06. THE VEHICLE WAS DESTROYED. THE FAILURE MILEAGE WAS APPROXIMATELY 15,000. THE CONSUMER WHO WAS A PASSENGER IN THE MERCEDES BENZ, STATED THE SEAT BACK FAILED DURING THE ACCIDENT. ACCORDING TO WITNESSES, THE DRIVER OF THE MERCEDES BENZ WAS TRAVELING AT A HIGH RATE OF SPEED ON THE WRONG SIDE OF THE ROAD. THE DRIVER
Mileage: 15,000
TL*THE CONTACT WAS A PASSENGER IN A 2003 MERCEDES CL55. THE CONTACT STATED THAT ON JUNE 11,2006, THEY WERE INVOLVED IN A HEAD ON COLLISION WITH ANOTHER VEHICLE( LIMOUSINE) AT 45 MPH. WHEN THE DRIVER DOWN SHIFTED, THE DRIVER DROVE INTO ONCOMING TRAFFIC AT APPROXIMATELY 35 MPH. THE FRONT END OF THE MERCEDES WAS DESTROYED AND CAUGHT FIRE. THE AIR BAGS DID NOT DEPLOY UNTIL THE VEHICLE CAME TO REST AFTER THE CRASH. THE FRONT OF THE LIMOUSINE WAS "SHEERED" OFF. THERE WERE THREE FATALITIES AND ONE INJURY. THE CONTACT WAS SEVERELY INJURED AND TAKEN TO THE HOSPITAL BY AMBULANCE AND ADMITTED TO THE ICU. THE POLICE RESPONDED AND FILED A POLICE HOMICIDE CASE REPORT # 246/7/9-06. THE VEHICLE WAS DESTROYED. THE FAILURE MILEAGE WAS APPROXIMATELY 15,000. THE CONSUMER WHO WAS A PASSENGER IN THE MERCEDES BENZ, STATED THE SEAT BACK FAILED DURING THE ACCIDENT. ACCORDING TO WITNESSES, THE DRIVER OF THE MERCEDES BENZ WAS TRAVELING AT A HIGH RATE OF SPEED ON THE WRONG SIDE OF THE ROAD. THE DRIVER
Mileage: 15,000
2003 MERCEDES-BENZ CL55 LOW-SPEED (25-35MPH) HIGH-ACCELERATION HEAD-ON IMPACT WITH A LIMOUSINE (APPROX. 45MPH) WHERE THE CL55 DASH MOUNTED AIRBAGS DEPLOYED AFTER THE VEHICLE CAME TO REST, AND THE CL55'S INTEGRATED SEATBELT WORN BY THE PASSENGER AND SOLE SURVIVOR RESULTED IN THE DISPLACEMENT OF THE SEAT-BACK BY 45-DEGREES WITHOUT IMPOSING A NOTABLE INJURY TO THE PASSENGER'S RIGHT SHOULDER. DUE TO THE INSTANTANEOUS NATURE OF THIS INCIDENT THE DRIVER INSTINCTIVELY BRACED HIMSELF....ON THE ACCELERATOR BEFORE IMPACT. THE 516FTLBS OF TORQUE OF THE CL55 SPEARED THROUGH THE FRONT END OF THE LIMOUSINE SHEARING THE LIMO'S ENTIRE FRONT CLIP, ENGINE AND TRANSMISSION OFF UNDER THE VEHICLE AND FOLDING THE LIMO WHERE ITS DRIVER SAT. TO MY AMAZEMENT I WATCHED THIS OCCUR WITH VERY LITTLE RESISTANCE EVEN AS THE FRONT END OF THE CL55 ALSO CRUMPLED WITH NO AIRBAG DEPLOYMENT. THUS SAFETY SYSTEMS DESIGNED FOR THE CL500 ARE BEING APPLIED IN THE AMG VERSIONS OF THE SAME VEHICLES WITH POWER INCREASES NOW
Mileage: 12,000
2003 MERCEDES-BENZ CL55 LOW-SPEED (25-35MPH) HIGH-ACCELERATION HEAD-ON IMPACT WITH A LIMOUSINE (APPROX. 45MPH) WHERE THE CL55 DASH MOUNTED AIRBAGS DEPLOYED AFTER THE VEHICLE CAME TO REST, AND THE CL55'S INTEGRATED SEATBELT WORN BY THE PASSENGER AND SOLE SURVIVOR RESULTED IN THE DISPLACEMENT OF THE SEAT-BACK BY 45-DEGREES WITHOUT IMPOSING A NOTABLE INJURY TO THE PASSENGER'S RIGHT SHOULDER. DUE TO THE INSTANTANEOUS NATURE OF THIS INCIDENT THE DRIVER INSTINCTIVELY BRACED HIMSELF....ON THE ACCELERATOR BEFORE IMPACT. THE 516FTLBS OF TORQUE OF THE CL55 SPEARED THROUGH THE FRONT END OF THE LIMOUSINE SHEARING THE LIMO'S ENTIRE FRONT CLIP, ENGINE AND TRANSMISSION OFF UNDER THE VEHICLE AND FOLDING THE LIMO WHERE ITS DRIVER SAT. TO MY AMAZEMENT I WATCHED THIS OCCUR WITH VERY LITTLE RESISTANCE EVEN AS THE FRONT END OF THE CL55 ALSO CRUMPLED WITH NO AIRBAG DEPLOYMENT. THUS SAFETY SYSTEMS DESIGNED FOR THE CL500 ARE BEING APPLIED IN THE AMG VERSIONS OF THE SAME VEHICLES WITH POWER INCREASES NOW
Mileage: 12,000
1. EXITING A CURVE ON A WINDY ROAD AT APPROX. 30MPH, DRIVER APPLIED THROTTLE CAUSING AN AUTOMATIC DOWNSHIFT INTO A 516FTLB TORQUE LUNGE. WITH NO STEERING CONTROL IN 1-SECOND WE WERE IN THE OPPOSITE LANE. DRIVER FOUGHT TO REGAIN CONTROL DURING SECOND NO. 2. THEN A LIMO BLEW THROUGH A STOP SIGN ON A MERGE LANDING RIGHT IN FRONT OF US. BOTH DRIVER'S BRACED ON THEIR GAS PEDALS. 2. THE MERCEDES CL & SL CLASSES HAVE THE SAME FRONT SEATS WITH AN INTEGRATED SEAT BELT SYSTEM. SINCE IT WAS ONLY CONNECTED TO THE SEAT, THE SEAT FAILED WITHOUT EVEN A BRUISE TO MY RIGHT SHOULDER (BY OVER 30-40 DEGREES). I WAS LEFT AGAINST THE DASH BOARD (WITH MY SEATBELT ON) THROWING LIMBS AT MY SURVIVAL. TO ADD INSULT TO INJURY, AFTER BREAKING MY LEFT FEMUR TWICE, SMASHING TWO KNEES, BREAKING MY FOREARM, HITTING MY HEAD ATOP MY LEFT HAND ON THE DASH AND LEAVING MY BODY WHEN I PUSHED BACK AND RETURNED I HAD ENOUGH TIME TO THINK THE AIR BAG HAS YET TO GO OFF. THEN IT DID, PICKING ME UP BY MY HEAD, SMASHIN
Mileage: 9,000
1. EXITING A CURVE ON A WINDY ROAD AT APPROX. 30MPH, DRIVER APPLIED THROTTLE CAUSING AN AUTOMATIC DOWNSHIFT INTO A 516FTLB TORQUE LUNGE. WITH NO STEERING CONTROL IN 1-SECOND WE WERE IN THE OPPOSITE LANE. DRIVER FOUGHT TO REGAIN CONTROL DURING SECOND NO. 2. THEN A LIMO BLEW THROUGH A STOP SIGN ON A MERGE LANDING RIGHT IN FRONT OF US. BOTH DRIVER'S BRACED ON THEIR GAS PEDALS. 2. THE MERCEDES CL & SL CLASSES HAVE THE SAME FRONT SEATS WITH AN INTEGRATED SEAT BELT SYSTEM. SINCE IT WAS ONLY CONNECTED TO THE SEAT, THE SEAT FAILED WITHOUT EVEN A BRUISE TO MY RIGHT SHOULDER (BY OVER 30-40 DEGREES). I WAS LEFT AGAINST THE DASH BOARD (WITH MY SEATBELT ON) THROWING LIMBS AT MY SURVIVAL. TO ADD INSULT TO INJURY, AFTER BREAKING MY LEFT FEMUR TWICE, SMASHING TWO KNEES, BREAKING MY FOREARM, HITTING MY HEAD ATOP MY LEFT HAND ON THE DASH AND LEAVING MY BODY WHEN I PUSHED BACK AND RETURNED I HAD ENOUGH TIME TO THINK THE AIR BAG HAS YET TO GO OFF. THEN IT DID, PICKING ME UP BY MY HEAD, SMASHIN
Mileage: 9,000
1. EXITING A CURVE ON A WINDY ROAD AT APPROX. 30MPH, DRIVER APPLIED THROTTLE CAUSING AN AUTOMATIC DOWNSHIFT INTO A 516FTLB TORQUE LUNGE. WITH NO STEERING CONTROL IN 1-SECOND WE WERE IN THE OPPOSITE LANE. DRIVER FOUGHT TO REGAIN CONTROL DURING SECOND NO. 2. THEN A LIMO BLEW THROUGH A STOP SIGN ON A MERGE LANDING RIGHT IN FRONT OF US. BOTH DRIVER'S BRACED ON THEIR GAS PEDALS. 2. THE MERCEDES CL & SL CLASSES HAVE THE SAME FRONT SEATS WITH AN INTEGRATED SEAT BELT SYSTEM. SINCE IT WAS ONLY CONNECTED TO THE SEAT, THE SEAT FAILED WITHOUT EVEN A BRUISE TO MY RIGHT SHOULDER (BY OVER 30-40 DEGREES). I WAS LEFT AGAINST THE DASH BOARD (WITH MY SEATBELT ON) THROWING LIMBS AT MY SURVIVAL. TO ADD INSULT TO INJURY, AFTER BREAKING MY LEFT FEMUR TWICE, SMASHING TWO KNEES, BREAKING MY FOREARM, HITTING MY HEAD ATOP MY LEFT HAND ON THE DASH AND LEAVING MY BODY WHEN I PUSHED BACK AND RETURNED I HAD ENOUGH TIME TO THINK THE AIR BAG HAS YET TO GO OFF. THEN IT DID, PICKING ME UP BY MY HEAD, SMASHIN
Mileage: 9,000
VEHICLE CAME EQUIPPED WITH A KEYLESS GO DEVICE. WHEN THIS DEVICE IS USED TO START THE VEHICLE IT IS NOT MOBILE. CONSUMER IS UNABLE TO TURN THE VEHICLE OFF, PUT IT INTO GEAR OR ACCELERATE. DEALERSHIP HAD TO REMOVE THE FUSE FROM THE FUEL PUMP TO TURN THE MOTOR OFF, AND FLAT BED THE VEHICLE TO DEALERSHIP. THE PROBLEM WAS DUE TO A FAILURE IN THE MODULE THAT OPERATES THIS DEVICE. THERE'S TSB ON THIS ISSUE. *AK *NM
Mileage: 8,000
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.