2006 Mercedes-Benz CLK350 Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 2006 Mercedes-Benz CLK350, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Engine1122.9%
- Fuel system1122.9%
- Electrical510.4%
- Airbags48.3%
- Exterior lighting24.2%
- Brakes24.2%
- Interior & seats24.2%
- Powertrain (other)24.2%
- Suspension24.2%
- Transmission24.2%
- Seat belts12.1%
- Steering12.1%
- Driver assistance12.1%
- Other / unspecified12.1%
- Visibility12.1%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
I've just bought the car and it has only 70k, the engine doesn't want to go, it stalls but there is no check engine light on, I'll be driving and the car will just die, or start to diminish, and gas consumption , now all my lights fail, high beams, low beams, turn signals, Brake lights one after another, so I go to auto zone to purchase lights and one of the associates comes to help me, he stares that all the we ires are exposed,
THE DEALER SOLD THE CAR WITHOUT DISCLOSING THE MULTIPLE SAFETY ISSUES PERTAINING TO THE CAR; SUCH AS, THE SUPPLEMENTAL RESTRAINT SYSTEM, CONTROL ARMS, BALL JOINTS, ENGINE INSTABILITY, EMISSIONS DECEPTION, AND ODOMETER ACCURACY, AND FLOOD DAMAGE. DURING THE GENERATION OF THE PURCHASE, THE DEALER INSINUATED THE CAR WAS NEVER INVOLVED IN ANY ACCIDENTS BUT THE VEHICLE'S HISTORY REPORTED 3 THAT I DISCOVERED 'AFTER' I PURCHASED THE CAR. REGARDING PROOF OF ENGINE INSTABILITY, I COULD NOT UPLOAD THE VIDEO ON THIS FORM.
Fuel system
Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.
From owner reports, verbatim
I FIRST THOUGHT SOMEONE HAD BEEN STEALING MY GAS UNTIL MY CAR STARTED TO SMELL LIKE GAS. IF I GIVE SOMEONE A RIDE IN MY CAR, THEY MAKE COMMENTS ABOUT THE SMELL AS SOON AS I START TO DRIVE. MY COWORKERS HAVE NOTICED THE ODOR IN WHEN THEY PASS BY MY CAR IN THE PARKING LOT AND THE SPOTS THAT IT LEAVES ON THE GROUND. I TOOK MY CAR TO THE MECHANIC AND HE SAID MY FUEL PUMP IS LEAKING ON TO THE TOP OF MY FUEL TANK AT AN EXCESSIVE RATE AND IS NOT SAFE TO DRIVE. MY CAR ONLY HAS 84,000 MILES SO I DID SOME RESEARCH ON RECALLS. MERCEDES HAS EXTENDED WARRANTIES ON SEVERAL MODELS FROM 2006-2009 BUT MINE IS NOT ON THE LIST. MY CAR HAS THE SAME PROBLEMS AS THE OTHER VEHICLES EFFECTED. WHAT CAN I DO NEXT?
ON DECEMBER 9, 2016 I TOOK MY 2006 MERCEDES-BENZ CLK350 TO THE DEALERSHIP BECAUSE OF A STRONG ODOR OF GASOLINE COMING FROM THE BACK SEAT AREA. THE DEALERSHIP FOUND THE FUEL SMELL WAS COMING FROM THE LEFT REAR FUEL SENDING UNIT LEAKING. ALTHOUGH I WAS AWARE OF THE EXTENDED WARRANTY AGREEMENT BETWEEN MERCEDES-BENZ AND NHTSA COVERING LEAKING GAS TANK COMPONENTS ON MERCEDES-BENZ CARS, I WAS INFORMED BY THE DEALERSHIP THAT THE AGREEMENT DID NOT INCLUDE GAS TANK LEAKS ON MY CLK VEHICLE, DESPITE THE FACT THAT THE SAME GAS TANK LEAK WAS COVERED ON OTHER MERCEDES-BENZ VEHICLES. THUS, I HAD TO PAY FOR THE EXPENSIVE REPAIR OUT OF POCKET. I AM REQUESTING THAT NHTSA AMEND YOUR PRIOR AGREEMENT WITH MERCEDES-BENZ TO INCLUDE ADDITIONAL MODELS SUCH AS MY 2006 CLK 350 WHICH HAVE DEVELOPED SIMILAR LEAKS IN THEIR FUEL TANK COMPONENTS.
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
I've just bought the car and it has only 70k, the engine doesn't want to go, it stalls but there is no check engine light on, I'll be driving and the car will just die, or start to diminish, and gas consumption , now all my lights fail, high beams, low beams, turn signals, Brake lights one after another, so I go to auto zone to purchase lights and one of the associates comes to help me, he stares that all the we ires are exposed,
TL* THE CONTACT OWNS A 2006 MERCEDES BENZ CLK350. THE CONTACT STATED THAT THE PASSENGER SIDE SEAT BELT WARNING INDICATOR WAS ILLUMINATED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 70,000. UPDATED 5/19/15*CN THE CONSUMER STATED AFTER FILLING THE VEHICLE, GAS FUMES BECAME VERY STRONG IN THE GARAGE AND INSIDE THE HOUSE. UPDATED 7/1/2015*JS
Too few reports in this category for a page of its own — they appear in the full complaint list.
Airbags
Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.
From owner reports, verbatim
ON 10/26/20 I WAS REAR END, I OWN A 2006 CLK 350 MERCEDES. I WAS SITTING STILL IN MY , A CAR HIT BE IN THE REAR CAUSING MY HEAD RESTRAINT TO DEPLOY. FROM THAT DUAL IMPACT, I SUSTAIN TRAUMATIC BRAIN INJURY ,LUMBAR AND CERVICAL INJURY AND DIPLOPIA ( DOUBLE VISION) RINGING IN EAR (TINNITUS) EQUILIBRIUM,*DT
THE CAR-SEAT OCCUPANCY MAT SENSOR WHICH IS BUILT INTO THE FRONT PASSENGER SEAT BOTTOM IS DEFECTIVE. THE MERCEDES DEALER TOLD ME THAT THE REPLACEMENT PART IS NOT AVAILABLE AND THE ONLY WAY TO FIX THE PROBLEM IS TO COMPLETELY REPLACE THE SEAT AT GREAT EXPENSE. I WAS ALSO TOLD THAT SINCE THE SRS SYSTEM WARNING LIGHT IS ON THE ENTIRE AIRBAG SYSTEM IS DISABLED. IN THE EVENT OF A COLLISION THE AIRBAGS WILL NOT DEPLOY. I ALSO HAD TO REPLACE THE CLOCKSPRING IN THE STEERING WHEEL WHICH WAS ALSO CAUSING THE SRS LIGHT TO COME ON. THE PARTS AND LABOR BILL WAS OVER $600.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Exterior lighting
Reports naming headlights, tail lights, turn signals and other exterior lighting.
From owner reports, verbatim
I've just bought the car and it has only 70k, the engine doesn't want to go, it stalls but there is no check engine light on, I'll be driving and the car will just die, or start to diminish, and gas consumption , now all my lights fail, high beams, low beams, turn signals, Brake lights one after another, so I go to auto zone to purchase lights and one of the associates comes to help me, he stares that all the we ires are exposed,
BOUGHT THE CAR IN JULY 2013 THIRD BRAKE LIGHT LENS FELL OFF.I CHECKED MY BRAKE LIGHTS WITH SOMEONE PUSHING THE BRAKE PEDAL AND OBSERVED THE ELECTRICAL COMPONENT DANGLING LOOSE INSIDE TRUNK THIRD LIGHT SPACE BUT NO COVER LENS. DIDN'T NOTICE THE LENS HAD FALLEN OFF UNTIL SEVERAL STRANGERS TAILING ME TOLD ME. I KNOW THERE IS A BRAKE LIGHT ISSUE THAT IS BEING RECALLED ON A DIFFERENT MERCEDES MODEL AND YEAR. I WAS THINKING THAT PERHAPS MY VEHICLE MIGHT HAVE THE SAME ISSUE. SO I GOOGLED THIS ISSUE AND TO MY DISAPPOINTMENT FOUND MANY MORE MERCEDES BENZ OWNERS HAD THE SAME PROBLEM AS ME. THE REASON ITS A DISAPPOINTMENT BECAUSE MERCEDES BENZ VEHICLES ARE HIGHLY REGARDED AS THE MOST PRESTIGE VEHICLE LET ALONE ONE OF THE COSTLY CARS. WHO WOULD HAVE IMAGINED SUCH SMALL OVERLOOKED DETAIL CAME OFF THE ASSEMBLY LINE. AS A FURTHER INSULT MERCEDES BENZ REFUSE TO ACKNOWLEDGE THIS AS A PROBLEM AND COMPENSATE ITS CUSTOMERS. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Brakes
Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.
From owner reports, verbatim
BOUGHT THE CAR IN JULY 2013 THIRD BRAKE LIGHT LENS FELL OFF.I CHECKED MY BRAKE LIGHTS WITH SOMEONE PUSHING THE BRAKE PEDAL AND OBSERVED THE ELECTRICAL COMPONENT DANGLING LOOSE INSIDE TRUNK THIRD LIGHT SPACE BUT NO COVER LENS. DIDN'T NOTICE THE LENS HAD FALLEN OFF UNTIL SEVERAL STRANGERS TAILING ME TOLD ME. I KNOW THERE IS A BRAKE LIGHT ISSUE THAT IS BEING RECALLED ON A DIFFERENT MERCEDES MODEL AND YEAR. I WAS THINKING THAT PERHAPS MY VEHICLE MIGHT HAVE THE SAME ISSUE. SO I GOOGLED THIS ISSUE AND TO MY DISAPPOINTMENT FOUND MANY MORE MERCEDES BENZ OWNERS HAD THE SAME PROBLEM AS ME. THE REASON ITS A DISAPPOINTMENT BECAUSE MERCEDES BENZ VEHICLES ARE HIGHLY REGARDED AS THE MOST PRESTIGE VEHICLE LET ALONE ONE OF THE COSTLY CARS. WHO WOULD HAVE IMAGINED SUCH SMALL OVERLOOKED DETAIL CAME OFF THE ASSEMBLY LINE. AS A FURTHER INSULT MERCEDES BENZ REFUSE TO ACKNOWLEDGE THIS AS A PROBLEM AND COMPENSATE ITS CUSTOMERS. *TR
MY MERCEDES 350 ABS BRAKE SYSTEM FAILED AND CAUSED VERY RAPID ACCELERATION. I AVOIDED CROSSING A BUSY INTERSECTION AND CRASHED INTO A BEVERLY HILLS LAMP POST WHICH CAUSED OVER $25,000.00 DAMAGE TO THE POST AND MY CAR. MERCEDES NOT ACCEPTING ANY RESPONSIBILITY. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Interior & seats
Reports naming seats, latches, locks, linkages and interior fittings.
From owner reports, verbatim
ON 10/26/20 I WAS REAR END, I OWN A 2006 CLK 350 MERCEDES. I WAS SITTING STILL IN MY , A CAR HIT BE IN THE REAR CAUSING MY HEAD RESTRAINT TO DEPLOY. FROM THAT DUAL IMPACT, I SUSTAIN TRAUMATIC BRAIN INJURY ,LUMBAR AND CERVICAL INJURY AND DIPLOPIA ( DOUBLE VISION) RINGING IN EAR (TINNITUS) EQUILIBRIUM,*DT
WHILE PARKED I STARTED THE CAR AND PLACED AN ITEM ON THE PASSENGERS SEAT. IMMEDIATELY THE SRS LIGHT CAME ON. THE SRS HAS DETECTED SOMETHING WRONG WITH THE AIRBAG SYSTEM AND SHUT THE AIRBAGS OFF ON THE CAR WHICH IS AN EXTREME SAFETY HAZARD. AFTER TAKING THE CAR TO THE MECHANIC I WAS TOLD CODE 9223 AND 9080 DISPLAYED. 92 23 STATES THAT THE CAR NEEDS A CONTACT REEL AT STEERING WHEEL (PART $410/LABOR NEARLY $300) AND 9080 STATES THE PASSENGER SIDE SEAT BOTTOM NEEDS TO BE REPLACED (PART $1690/LABOR NEARLY $300) . I BELIEVE THIS SHOULD BE A RECALLED ITEM BECAUSE NUMEROUS MERCEDES BENZ HAVE THIS ISSUE AND THE REPAIR COST IS EXTREMELY HIGH. PLEASE INVESTIGATE THIS SAFETY ISSUE. DUE TO THE EXTREME COST FOR REPAIR, I AM DRIVING AN UNSAFE AND HAZARDOUS VEHICLE. I AM SURE, I AM NOT THE ONLY PERSON IN THIS SITUATION. *TT
Too few reports in this category for a page of its own — they appear in the full complaint list.
Powertrain (other)
Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2006 MERCEDES BENZ CLK350. WHILE DRIVING AT 20 MPH, THE VEHICLE SEEMED TO BE IN THE INCORRECT GEAR AND DROVE SLUGGISHLY. AFTER A MILE OR SO, THE VEHICLE WOULD HAVE TO BE SHIFTED INTO PARK AND BACK INTO THE DRIVE POSITION TO GET THE VEHICLE TO OPERATE NORMALLY. THE CONTACT STATED THAT THIS WAS A RECURRING INCIDENT. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE FAILURE MILEAGE WAS 68,000.
TL* THE CONTACT OWNS A 2006 MERCEDES BENZ CLK350. THE CONTACT STATED THAT THE VEHICLE REDUCED IN SPEED WHEN THE ACCELERATOR PEDAL WAS APPLIED. THE CONTACT MENTIONED THAT THE ACCELERATOR PEDAL HAD TO BE DEPRESSED NUMEROUS TIMES IN ORDER TO ACCELERATE, WHICH RESPONDED INTERMITTENTLY. THE CONTACT WAS ABLE TO RESTART THE VEHICLE IN ORDER TO RESET THE COMPUTER. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER ON SEVERAL OCCASIONS WHERE THE FAILURE WAS UNABLE TO BE REPLICATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC, WHO DIAGNOSED THAT THE TRANSMISSION VALVE HOUSING NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 70,000.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
THE DEALER SOLD THE CAR WITHOUT DISCLOSING THE MULTIPLE SAFETY ISSUES PERTAINING TO THE CAR; SUCH AS, THE SUPPLEMENTAL RESTRAINT SYSTEM, CONTROL ARMS, BALL JOINTS, ENGINE INSTABILITY, EMISSIONS DECEPTION, AND ODOMETER ACCURACY, AND FLOOD DAMAGE. DURING THE GENERATION OF THE PURCHASE, THE DEALER INSINUATED THE CAR WAS NEVER INVOLVED IN ANY ACCIDENTS BUT THE VEHICLE'S HISTORY REPORTED 3 THAT I DISCOVERED 'AFTER' I PURCHASED THE CAR. REGARDING PROOF OF ENGINE INSTABILITY, I COULD NOT UPLOAD THE VIDEO ON THIS FORM.
MY CAR HAS ALOT PROBLEMS,, I DON'T THINK ITS SAFE TO DRIVE I DON'T KNOW WHAT'S WRONG WITH IT BUT MY BALANCE AND STEERING IS NO RIGHT,... *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Transmission
Reports naming the automatic or manual transmission, including shifting behaviour, shudder, slipping and transmission control modules.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2006 MERCEDES BENZ CLK350. THE CONTACT STATED THAT THE VEHICLE REDUCED IN SPEED WHEN THE ACCELERATOR PEDAL WAS APPLIED. THE CONTACT MENTIONED THAT THE ACCELERATOR PEDAL HAD TO BE DEPRESSED NUMEROUS TIMES IN ORDER TO ACCELERATE, WHICH RESPONDED INTERMITTENTLY. THE CONTACT WAS ABLE TO RESTART THE VEHICLE IN ORDER TO RESET THE COMPUTER. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER ON SEVERAL OCCASIONS WHERE THE FAILURE WAS UNABLE TO BE REPLICATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC, WHO DIAGNOSED THAT THE TRANSMISSION VALVE HOUSING NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 70,000.
DRIVING HOME ON FREEWAY AT NIGHT, CAR SHIFTED UNEXPECTEDLY AT HIGH SPEED. CHECK ENGINE LIGHT IMMEDIATELY CAME ON. CAME TO STOP EXITING OFF FREEWAY AND CAR WOULD NOT MOVE, TURNED OFF AND TURNED BACK ON ENGINE WAS ABLE TO LIMP HOME WITH CHECK ENGINE LIGHT STILL ON. TOWED TO MERCEDES AND WAS TOLD IT WAS A "DEFECTIVE" SPEED SENSOR ALSO WAS TOLD THIS MALFUNCTIONING SENSOR COULD NOT BE REPLACED IN AND OF ITSELF AND THAT THE WHOLE VALVE BODY WOULD HAVE TO BE REPLACED AT A COST OF $2200 FOR A 2006 CAR WITH 58,000 MILES ON IT. BY VIRTUE OF THE FACT THE SENSOR WAS DEFECTIVE SHOULDN'T MERCEDES HAVE REPLACED THIS AT THEIR COST? "TRANSMISSION ELECTROHYDRAULIC UNIT REPLACED AT A COST OF $2200 WITH 58,000 MILES" *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Seat belts
Reports naming seat belts, buckles, retractors and pretensioners.
From owner reports, verbatim
THE DRIVER SIDE SEAT BELT NO LONGER RETRACTS. IT WORKED PERFECTLY AND WITHOUT ANY PROBLEMS THEN IT JUST STOPPED WORKING. 2006 MERCEDES BENZ CLK 350. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Steering
Reports naming the steering system — racks, columns, power-steering assist and steering linkage.
From owner reports, verbatim
MY CAR HAS ALOT PROBLEMS,, I DON'T THINK ITS SAFE TO DRIVE I DON'T KNOW WHAT'S WRONG WITH IT BUT MY BALANCE AND STEERING IS NO RIGHT,... *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
THE DEALER SOLD THE CAR WITHOUT DISCLOSING THE MULTIPLE SAFETY ISSUES PERTAINING TO THE CAR; SUCH AS, THE SUPPLEMENTAL RESTRAINT SYSTEM, CONTROL ARMS, BALL JOINTS, ENGINE INSTABILITY, EMISSIONS DECEPTION, AND ODOMETER ACCURACY, AND FLOOD DAMAGE. DURING THE GENERATION OF THE PURCHASE, THE DEALER INSINUATED THE CAR WAS NEVER INVOLVED IN ANY ACCIDENTS BUT THE VEHICLE'S HISTORY REPORTED 3 THAT I DISCOVERED 'AFTER' I PURCHASED THE CAR. REGARDING PROOF OF ENGINE INSTABILITY, I COULD NOT UPLOAD THE VIDEO ON THIS FORM.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Other / unspecified
Reports whose component NHTSA recorded as unknown, or that do not map to one of the categories above.
From owner reports, verbatim
MY CAR HAS ALOT PROBLEMS,, I DON'T THINK ITS SAFE TO DRIVE I DON'T KNOW WHAT'S WRONG WITH IT BUT MY BALANCE AND STEERING IS NO RIGHT,... *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Visibility
Reports naming windshields, glass, wipers, defrosters and mirrors.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2006 MERCEDES-BENZ CLK350. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 19V918000 (VISIBILITY) HOWEVER, THE PART TO DO THE RECALL REPAIR WAS UNAVAILABLE. THE LOCAL DEALER MERCEDES-BENZ OF MODESTO LOCATED AT 3900 MCHENRY AVE, MODESTO, CA 95356 WAS NOTIFIED AND THE CONTACT WAS INFORMED THAT THE PART WAS NOT YET AVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER HAD EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. PARTS DISTRIBUTION DISCONNECT. ## VIN PASSED ## MERCEDES-BENZ 2006 CLK350 ##
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .