Total Complaints
41 filings
MERCEDES-BENZ AMG CLS55 · model year
41 NHTSA complaints, and 4 active recalls for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2006MERCEDES-BENZAMG CLS55 carries 41 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 0 crashes, 0 fires, 0 injuries, and 0 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 2006 AMG CLS55 is fuel/propulsion system with 19 filings, followed by fuel system, gasoline (6) and service brakes (3). 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. This model year has 4 active recall campaigns, which means the manufacturer is obligated to remedy the covered defect at no charge for the life of the vehicle — the full NHTSA campaign numbers are listed below.
NHTSA currently has 15 investigation files overlapping the 2006 AMG CLS55. 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
41 filings
Crashes Reported
0 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| FUEL/PROPULSION SYSTEM | 19 |
| FUEL SYSTEM, GASOLINE | 6 |
| SERVICE BRAKES | 3 |
| WHEELS | 2 |
| TIRES | 2 |
| POWER TRAIN:AUTOMATIC TRANSMISSION | 2 |
| WHEELS:RIM | 2 |
| EQUIPMENT | 1 |
| TIRES:SIDEWALL | 1 |
| FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP | 1 |
| STRUCTURE | 1 |
| ELECTRICAL SYSTEM | 1 |
VISIBILITY:SUN/MOON ROOF ASSEMBLY
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2001-2011 C-Class, CLK, E-Class, and CLS vehicles. Please refer to MBUSA's recall report for specific vehicle model details. The glass sunroof panel may not be properly secured and may detach.
VISIBILITY:SUN/MOON ROOF ASSEMBLY
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2001-2011 vehicles. The bonding between the glass panel and the sliding roof frame may deteriorate, possibly resulting in the glass panel detaching from the vehicle. For a full list of the affected models visit: https://static.nhtsa.gov/odi/rcl/
VISIBILITY:SUN/MOON ROOF ASSEMBLY
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2001-2011 C-Class, CLK, E-Class, and CLS vehicles. Please see the recall report for a complete list of models and model years. The glass sunroof panel may not be properly secured and can detach.
VISIBILITY:SUN/MOON ROOF ASSEMBLY
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2006-2007 C350, C230, C280, CLK350, E320CDI, E350 Wagon, E350, 2006 C55 AMG, CLK500, CLS500, CLS55 AMG, E500 Wagon, E500, E55 AMG, 2007 CLK550, CLS550, CLS63 AMG, E550, E63 AMG, and E63 Wagon AMG vehicles. The bonding between the glass panel an
The contact owns a 2006 Mercedes Benz CLS55. The contact stated that upon starting the vehicle, the battery warning light, check engine warning light, and other unknown warning lights were illuminated. The contact stated that he turned off and restarted the vehicle several times in order to clear the warning lights. However, the failure persisted. Additionally, the contact stated that while at the stop light, the message 'Reduced Braking Power" was displayed. The contact veered to a parking lot and turned off the vehicle. The contact restarted the vehicle and was able to continue driving. The dealer was notified of the failure and informed the contact that the vehicle could not be repaired under Mercedes-Benz Recall Number: 2005110001 as the VIN was not included. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure and referred the contact to the NHTSA Hotline. The failure mileage was approximately 130,000.
Mileage: 130,000
Fuel smell inside of cabin
ANYTIME FUEL TANK IS FILLED, THERE IS STRONG GASOLINE SMELL. IT SEEMS SMELL IS MOST INTENSE WHEN PARKED INSIDE THE GARAGE. GASOLINE SMELL PERSISTS WHEN DRIVING. USUALLY NOTICE SMELL MINIMIZE WHEN CAR HAS RUN FOR APPROXIMATELY 24-50 MILES DISTANCE. OLD DEALER MENTIONED FUEL TANK WOULD HAVE TO BE REPLACED. THIS HAD BEEN AN ONGOING PROBLEM SINCE PURCHASE OF THIS USED VEHICLE IN 2013.
Mileage: 88,000
EXTREME GAS SMELL INSIDE CAR WHEN I GOT INTO CAR THIS MORNING..
Mileage: 140,147
CAR SMELLS OF GASOLINE INSIDE AND ON ENGINE BAY, MERCEDES FORUMS SPECIFY A RECALL HAS BEEN ISSUED TO FIX PROBLEM
Mileage: 140,000
VEHICLE SBS SYSTEM. SYSTEM AT END OF LIFE ACCORDING TO CODE STORED. DEALER ADVISES THAT RECALL FOR MY VEHICLE EXPIRED AUGUST 2015. NEVER RECEIVED NOTICE FROM MB. COSTING ME A FORTUNE. AFRAID TO DRIVE VEHICLE BECAUSE OF HOW SUDDEN THE SYSTEM SHUTS DOWN. DEALER TELLS ME THE SYSTEM IN THE PUMP IS BREAKING DOWN.
Mileage: 80,000
FUEL LEAKS AFTER FILLING UP CAR VERY STRONG SMELL, AFTER PARKING, WHILE RUNNING SMELLS UNTIL YOUR TANK IS ALMOST EMPTY.
Mileage: 99,000
TL* THE CONTACT OWNS A 2006 MERCEDES BENZ CLS55. THE CONTACT STATED THAT WHILE DEPRESSING THE BRAKE PEDAL TO STOP THE VEHICLE, THE BRAKE PEDAL TRAVELED TO THE FLOORBOARD. THE CONTACT STATED THAT THE BRAKES HAD TO BE PUMPED IN ORDER TO SLOW DOWN AND THE EMERGENCY BRAKE WAS ENGAGED TO STOP THE VEHICLE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE SBC PUMP HAD FAILED AND WOULD NEED TO BE REPLACED. THE MANUFACTURER WAS MADE AWARE FAILURE. THE FAILURE MILEAGE WAS 80,000. THE VIN WAS NOT AVAILABLE.
Mileage: 80,000
THE VEHICLE WAS SENDED TO INSPECTION DUE TO A "BRAKE WARNING" STARTED SHOWING AT THE GAUGES CONTROL PANEL. MERCEDES BENZ DEALER SERVICE MANAGER INDICATES THAT THEY NOT HAVE A CORRECT TOOL TO RECODE TO ACTUALIZE THE BRAKE SYSTEM AND /OR FIX THE PROBLEM AT THAT TIME. THREE VISITS AND SEVERAL PHONE CALLS BEEN MADE TO THE DEALER. THE SERVICE ADVISOR IS ALWAYS WITH OTHER CUSTOMER. I'M STOP TO DRIVE MY VEHICLE, BECAUSE I NEVER KNEW HOW DEEP IS THE PROBLEM. DOING A VISUAL INSPECTION I OBSERVED THAT THE REAR BRAKE PADS ARE NOT APPLYING GOOD ENOUGH, THE SURFACES OF THE ROTORS ARE DIFFERENT. THE MERCEDES BENZ DEALER REPRESENTATIVE STILL NOT NOTIFY ME. THIS IS A SAFETY ISSUE. THIS VEHICLE IS NOT MAKING ANY NOISE OR HAVE ANY VIBRATION DURING BRAKING. BUT I NOTICE THAT IS BRAKING MORE AT FRONT THAN THE REAR. *BRAKE FLUID IS BEEN CHANGED BY THE DEALER. SERVICE ADVISOR STATED THAT THIS CAR HAVE AN "EXTENDED RECALL" FOR BRAKE MAL-FUNCTION/ON DIFFERENT AREAS, BUT NOTHING IS BEEN DONE TO FIX THE CODES:
Mileage: 35,924
THE VEHICLE WAS SENDED TO INSPECTION DUE TO A "BRAKE WARNING" STARTED SHOWING AT THE GAUGES CONTROL PANEL. MERCEDES BENZ DEALER SERVICE MANAGER INDICATES THAT THEY NOT HAVE A CORRECT TOOL TO RECODE TO ACTUALIZE THE BRAKE SYSTEM AND /OR FIX THE PROBLEM AT THAT TIME. THREE VISITS AND SEVERAL PHONE CALLS BEEN MADE TO THE DEALER. THE SERVICE ADVISOR IS ALWAYS WITH OTHER CUSTOMER. I'M STOP TO DRIVE MY VEHICLE, BECAUSE I NEVER KNEW HOW DEEP IS THE PROBLEM. DOING A VISUAL INSPECTION I OBSERVED THAT THE REAR BRAKE PADS ARE NOT APPLYING GOOD ENOUGH, THE SURFACES OF THE ROTORS ARE DIFFERENT. THE MERCEDES BENZ DEALER REPRESENTATIVE STILL NOT NOTIFY ME. THIS IS A SAFETY ISSUE. THIS VEHICLE IS NOT MAKING ANY NOISE OR HAVE ANY VIBRATION DURING BRAKING. BUT I NOTICE THAT IS BRAKING MORE AT FRONT THAN THE REAR. *BRAKE FLUID IS BEEN CHANGED BY THE DEALER. SERVICE ADVISOR STATED THAT THIS CAR HAVE AN "EXTENDED RECALL" FOR BRAKE MAL-FUNCTION/ON DIFFERENT AREAS, BUT NOTHING IS BEEN DONE TO FIX THE CODES:
Mileage: 35,924
RECALL CAMPAIGN NUMBER 2008-020001. THIS IS A KNOWN DEFECT THAT MERCEDES REFUSES TO REPAIR. VERY DANGEROUS FUEL LEAK. FUEL PUDDLING INSIDE CABIN UNDER REAR SEAT. FIRE HAZARD AND HEALTH HAZARD.
Mileage: 61,000
FUEL SENDER UNIT WAS RECALLED IN 2008, ONLY MONTHS BEFORE WE PURCHASED THE VEHICLE AS THE 2ND OWNER. THIS WAS PURCHASED AS A CERTIFIED PRE OWNED VEHICLE. WE HAVE OBTAINED A VEHICLE MASTER INQUIRY FROM MERCEDES BENZ AND THERE IS NOTHING THAT MAKES IT VERY CLEAR THAT THE ORIGINAL RECALL WAS EVER HANDLED PROPERLY. IN 2013, WE EXPERIENCED S STRONG ODOR OF FUEL WHEN THE CAR WAS FILLED WITH GASOLINE. THE CAR SEEMED TO LAG AT TAKEOFF, OUT OF TURNS, AND IDLED ROUGHLY. WHEN THE VEHICLE WAS BROUGHT IN FOR SERVICE, WE WERE TOLD NOTHING OF THE RECALL, AND WERE CHARGED $1,015.00 TO REPLACE THE PART (WHICH WAS THE EXACT PART # OF THE FAULTY UNIT). OVER THE LAST FEW MONTHS, WE NOTICED THE SMELL AGAIN ONCE IN A WHILE. THE VEHICLE DISPLAYED THE SAME SIGNS AS THE PREVIOUS TIME. AT THIS POINT, THE FUEL SMELL IS SO STRONG, THE VEHICLE IS ALMOST UNDRIVEABLE. WHEN IN THE GARAGE, YOU CAN SMELL THE FUEL THROUGH THE WALL INTO THE CLOSET (THE CLOSEST ROOM BEYOND THE GARAGE). WE ARE IN FIRM BELIEF THAT WE SHOULD
TL* THE CONTACT OWNS A 2006 MERCEDES BENZ CLS55. THE CONTACT STATED THAT FUEL FUMES WERE EMITTING FROM THE REAR OF THE VEHICLE AND THE CHECK ENGINE LIGHT ILLUMINATED. AFTER INSPECTING THE VEHICLE, THE CONTACT DISCOVERED A PUDDLE OF FUEL UNDER THE BACK SEAT. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE ISSUE. THE FAILURE MILEAGE WAS 117,000.
Mileage: 117,000
EVERY TIME I FILL UP THE CAR WITH GASOLINE, THERE IS A VERY STRONG ODOR OF FUEL BOTH INSIDE AND OUTSIDE THE CABIN. THIS ODOR WILL LAST FOR A FEW DAYS UNTIL THE GAS EVAPORATE. I HAVE CHECK WITH THE MB SERVICE DEALER, THEY TOLD ME THAT A SERVICE CAMPAIGN #2008020001 FOR THE FUEL FILTER MODULE HAD BEEN DONE ON MY CAR IN MAY 2008 BY MB. IT LOOKS THAT THE SAME PROBLEM OCCURRING AGAIN. I HAVE PURCHASE THIS CAR IN NOVEMBER 2013 AND ALWAYS HAD THIS PROBLEM SINCE. *TR
Mileage: 100,000
AFTER PURCHASING A USED MB CLS55 AMG I NOTICED I KEPT SMELLING FUEL INSIDE THE CABIN OF MY VEHICLE AFTER FILLING UP WITH FUEL. DID NOT PUT ANY MIND TO IT TILL AFTER THE THIRD FILL UP. AND I DID A RESEARCH ONLINE AND NOTICED ITS A COMMON PROBLEM I THEN CALLED THE 800# AND ASKED IF THE RECALL CAMPAIGN #2008-020001 WAS EVER PERFORMED ON MY VEHICLE AND THEY SAID IT WAS DONE IN 2008 BY THE PREVIOUS OWNER. I TOLD HIM THAT THE PROBLEM SEEMS TO BE HAPPENING AGAIN AND THE CUSTOMER SERVICE REP TOLD ME THEY ONLY PERFORM THE RECALL ONCE AND IT IS UP TO THE OWNER TO PAY FOR THE PROBLEM THE SECOND TIME. SO I GUESS IM STUCK WITH A BIG BILL FOR SOMETHING THAT WAS NEVER REPAIRED PROPERLY FROM THE FIRST TIME. THATS WHAT LED ME TO THIS SITE HOPEFULLY SOMEBODY WILL READ THIS AND DO SOMETHING ABOUT A BANDAID THAT WAS PLACED ON THE CAR (BASICALLY REPLACED PART WITH THE SAME PART BUT NEWER THAT WAS DEFECTIVE FROM DAY1). *TR
Mileage: 63,441
CRACKS AT THE TOP OF THE FUEL SENDING UNIT CAUSE FUEL TO LEAK OUT AFTER FILLING TANK. FUEL SMELL IN CABIN EXTREME, FUEL THEN LEAKS OUT NEAR LEFT REAR WHEEL AND POOLS WHERE PARKED. CERTAINLY A SAFETY ISSUE! *TR
Mileage: 57,790
CRACKS AT THE TOP OF THE FUEL SENDING UNIT CAUSE FUEL TO LEAK OUT AFTER FILLING TANK. FUEL SMELL IN CABIN EXTREME, FUEL THEN LEAKS OUT NEAR LEFT REAR WHEEL AND POOLS WHERE PARKED. CERTAINLY A SAFETY ISSUE! *TR
Mileage: 57,790
AFTER FILL UP STARTED SMELLING STRONG FUMES OF GAS IN VEHICLE. AFTER ABOUT 2 DAYS OF SITTING GOT IN VEHICLE THE SMELL WAS UNBEARABLE. TRIED TO RIDE SOME OF THE FUEL OFF THINKING IT WOULD TAKE AWAY SMELL, BUT TO NO AVAIL. DECIDED TO REMOVE BACK SEATS TO SEE IF SENDING UNITS WERE LEAKING IN WHICH I HAD HEARD ABOUT THRU MB FORUMS AND WOW THERE IT WAS THE REAR PASSENGER SEAT THE SIDE WHERE THE FUEL GOES IN WAS SOAKED UNDERNEATH AND VERY DAMP ON TOP OF TANK WITH FUEL, ON THE DRIVER'S SIDE IT WAS THE FUEL SMELL NOT DAMP LIKE THE OTHER SIDE, BUT SEAT WAS STRONG OF THE ODOR OF GAS. WHAT CAN BE DONE ABOUT THIS IS WHAT I WANT TO KNOW. THIS COULD BE VERY DANGEROUS IM AFRAID TO DRIVE CAR NOW. *JS
Mileage: 74,800
I AM AMONG THE HUNDREDS OF COMPLAINTS I HAVE READ ABOUT WITH MERCEDES FUEL TANKS LEAKING. I HAVE A CLS55 AND FOR THE LAST 2+ YEARS I HAVE BEEN ARGUING WITH MERCEDES ABOUT A VERY STRONG FUEL SMELL INSIDE AND OUT OF THE VEHICLE. WHILE IN WARRANTY, MY LOCAL DEALER TRIED TO REPAIR THE PROBLEM BY REPLACING THE SENDING UNIT TWICE. TO NO AVAIL, THE PROBLEM WAS NEVER DIAGNOSED AND OR REPAIRED CORRECTLY. NOW THAT I AM CURRENTLY OUT OF WARRANTY, THEY SEEM TO KNOW WHAT THE PROBLEM IS. I NEED A NEW FUEL TANK. I WON'T MENTION WHAT THEY QUOTED TO REPAIR IT. I HAD AN OUTSIDE MECHANIC INSPECT THE SENDING UNIT AND TANK AND I COULD VERY CLEARLY SEE THE FUEL POURING FROM THE TOP OF THE TANK AND POOLING AT THE SENDING UNIT. THE FUEL PUMP WAS ALSO LEAKING. I HAVE SPENT MANY HUNDREDS OF HOURS DISCUSSING THIS WITH DEALERS AS WELL AS MBUSA, AND THE END RESULT WAS THAT IT WILL NOT BE REPAIRED. THEY OFFERED TO REPLACE THE TANK FOR $1000 OUT OF POCKET COST TO ME. I AM DISGUSTED BY THE WAY I HAVE BEEN T
STRONG ODOR OF FUEL AFTER FILLING TANK. THIS QUICKLY LEAD TO FUEL ODOR ANYTIME CAR WAS STARTED. I BECAME AWARE OF SIMILAR PROBLEMS POSTED ABOUT MY VEHICLE ONLINE. I REMOVED THE BACK PASSENGER SEAT AND INSPECTED THE FUEL PUMP BELOW PANELS AND FOUND THAT THE DRIVER SIDE PLASTIC PUMP HANGER ASSEMBLY IS LEAKING AT THE PLASTIC 90 DEGREE FITTING AND FILLING THE AREA WITH FUEL AND SPILLING OVER ONTO THE TOP OF THE TANK. THE VEHICLE IS UNSAFE TO DRIVE WITH THE AMOUNT OF FUEL ESCAPING. *TR
Mileage: 62,475
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.