2004 Mercedes Benz CLK500

Routine

Owners filed 14 complaints about this vehicle with federal regulators, most often about the fuel/propulsion system. It has been recalled 3 times.

What fails
ComponentReportsCrashesFiresInjuries
Fuel/Propulsion System6
000
Seat Belts2
000
Unknown or Other1
000
Power Train1
000
Fuel System, Gasoline › Delivery › Fuel Pump1
000
Fuel System, Gasoline1
000
Electronic Stability Control (esc)1
000
Air Bags1
000

3 safety recalls

Part 573 reports
Visibility › Sun/Moon Roof Assembly24V874000
Filed Nov 19, 202433,456 vehiclesMercedes-Benz Usa, Llc

Defect. 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.

Risk. A detached sunroof panel can become a road hazard, increasing the risk of a crash.

Remedy. Dealers will inspect and replace the sunroof panel as necessary, free of charge. Owner notification letters were mailed January 10, 2025. Owners may contact MBUSA customer service at 1-800-367-6372. This recall is an expansion of previous NHTSA recall number 22V-954. MBUSA's number for this recall is 2024120001/2/3.

Visibility › Sun/Moon Roof Assembly22V954000
Filed Dec 23, 2022131,653 vehiclesMercedes-Benz Usa, Llc

Defect. 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.

Risk. A detached sunroof panel may become a road hazard, increasing the risk of a crash.

Remedy. Dealers will inspect and replace the sunroof panel as necessary free of charge. Owner notification letters were mailed February 3, 2023. Owners may contact MBUSA customer service at 1-800-367-6372. This recall expands NHTSA recall number 19V-918. MBUSA's numbers for this recall are 2023010004, 2023010005, and 2023010006.

Visibility › Sun/Moon Roof Assembly19V918000
Filed Dec 20, 2019747,928 vehiclesMercedes-Benz Usa, Llc.

Defect. 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/2019/RMISC-19V918-4126.pdf

Risk. A detached glass panel can separate from the vehicle and become a road hazard, increasing the risk of a crash.

Remedy. MBUSA will notify owners, and dealers will inspect the glass panel bonding and replace the sliding roof, as necessary, free of charge. The recall began July 10, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020040011.

What owners reported

Newest filings
Unknown or Other
Filed Apr 27, 2025MA

After evaluation by garage it is concluded that there’s subframe damage to the vehicle

Fuel/Propulsion System
Filed Jan 23, 2018MD

STRONG GAS SMELL FROM REAR SEAT WHENEVER GAS FILLED UP.

Fuel/Propulsion System
Filed Dec 27, 201784,000 milesNE

MY CAR AFTER FUELING LEAKS A VERY STRONG FUEL SMELL ENTERS MY CAR. THE STRONG FUEL VAPOR WILL REMAIN UNTIL THE TANK GETS BELOW 3/4. IT WILL BE THERE WHETHER IT IS IN MOTION, STATIONARY, OR AT IDLE. MY ENTIRE GARAGE WILL SMELL OF FUEL DURING THIS TIME WHEN THE TANK IS FULL. I KNOW MERCEDES RECALLED THE E CLASS FUEL TANK BECAUSE OF THIS SAME ISSUE. MY CLK500 IS THE SAME AS THE E CLASS BUT THE CONVERTIBLE VERSION. THESE ARE DANGEROUS FAULTY TANKS THAT NEED TO BE RECALLED IN EVERY VEHICLE THEY INSTALLED THEM IN.

Fuel/Propulsion System
Filed Jul 15, 201683,000 milesFL

AFTER FILLING FUEL TANK STRONG SMELL OF GASOLINE. OTHER COMPLAINTS OF THIS NATURE IN YOUR SYSTEM. RECALL ALREADY ISSUED FOR OTHER MODEL MERCEDES BENZ WITH SAME ISSUE.

Seat Belts
Filed Nov 17, 2015121,000 milesPA

TL* THE CONTACT OWNS A 2004 MERCEDES BENZ CLK500. THE CONTACT STATED THAT THE SEAT BELT FAILED TO RESTRAIN WHEN THE BRAKE PEDAL WAS ENGAGED AND THE SUPPLEMENTAL RESTRAINT SYSTEM WARNING LIGHT REMAINED ILLUMINATED. THE VEHICLE WAS NOT TAKEN TO THE DEALER TO BE DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 121,000.

Air Bags
Filed Jul 15, 2015102,666 milesVA

VEHICLE SHOW AN SRS LIGHT ISSUE ON THE DASHBOARD, I TOOK THE VEHICLE MANY TIMES TO TYSON'S CORNER, VA MERCEDEZ BENZ DEALERSHIP TO FIGURE WHAT WAS THE PROBLEM, AND THE DEALERSHIP WAS UNABLE TO FIND THE ISSUE. AFTER A LOT OF INVESTIGATION I FOUND OUT IT MAY BE THE SEATBELT BUCKLES, OR THE CHILD RECOGNITION EMULATOR WHICH ARE GIVING AND ISSUE. IF HE SRS LIGHT IS ON THE AIRBAGS WILL NOT DEPLOY IN CASE OF AN ACCIDENT.

Fuel/Propulsion System
Filed Jan 24, 201482,000 milesGA

TL* THE CONTACT OWNS A 2004 MERCEDES BENZ CLK500. THE CONTACT STATED THAT WHENEVER HE WOULD REFUEL, THERE WAS A STRONG OVERWHELMING FUEL ODOR COMING FROM INSIDE AND OUTSIDE OF THE VEHICLE. THE VEHICLE WAS TAKEN TO AN DEALER WHERE TIT WAS DIAGNOSED THAT THE FUEL TANK NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 82,000.

Fuel/Propulsion System
Filed Apr 23, 201368,000 milesSC

BOUGHT CAR IN SEPT. 2012. STARTED TO NOTICE FUEL SMELL AFTER FILL UPS. GETTING WORSE, AND CHECKED FUEL SENDING UNIT ON TOP OF TANK. PUDDLE OF FUEL ON TOP OF SENDING UNIT. *TR

Fuel/Propulsion System
Filed Mar 19, 201370,000 milesNV

I SMELLED GASOLINE WHEN MY TWO CARS WERE PARKED IN THE GARAGE. THIS OCCURRED ONLY AFTER FILLING THE GAS TANKS (NO TOPPING OFF.) I THOUGHT IT WAS MY 2010 MBZ BUT THE DEALER CHECKED AND FOUND NO PROBLEM. I HAD MY 2004 MBZ CHECKED. THE DEALER TOLD ME I NEEDED A NEW GAS TANK, BECAUSE IT WAS LEAKING. MY CAR HAS 80K MILES AND LOOKS NEW; GARAGED, SERVICED AND NEVER IN AN ACCIDENT AND HAS NO LEAKS. A NEW GAS CAP DID NOT SOLVE THE PROBLEM. OVER THREE QUARTERS OF A TANK DOES NOT EMIT ANY ODOR, SO I DON'T FILL THE TANK COMPLETELY. I FEEL THE FUMES COULD BE A SAFETY HAZARD INSIDE A GARAGE CONTAINING A HOT WATER HEATER. *TR

Seat Belts
Filed Sep 12, 201278,000 milesFL

TL* THE CONTACT OWNS A 2004 MERCEDES CLK500. THE CONTACT STATED THAT THE DRIVER'S SIDE SEAT BELT FAILED TO RETRACT. THE VEHICLE WAS NOT TAKEN TO THE DEALER. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 78,000.

Fuel System, Gasoline
Filed Jan 28, 201253,900 milesIN

STRONG SMELL OF GAS FUMES AT REAR WHEEL WELL AREA WHEN FUEL TANK IS FILLED. DEALER FOUND FUEL LEAKING FROM THE TOP OF THE FUEL SENDING UNIT AND WAS FILLING THE RECESSED AREA ON TOP OF FUEL TANK WITH GAS. THE DEALER SAID THAT THE PLASTIC SENDING UNIT HAS A SMALL CRACK OR PIN HOLE AND WOULD HAVE TO BE REPLACED. I FOUND ON THE MERCEDES BENZ USER BLOG THAT OTHER CLK OWNERS HAD SIMILAR ISSUES. I CONTACTED MERCEDES BENZ USA AND FILED A COMPLAINT STATING THIS IS A FIRE HAZARD. THEY SAID THAT THEY COULD NOT ASSIST ME WITH THIS PROBLEM SINCE THE VEHICLE OUT OF WARRANTY. I FEEL THIS IS A SAFETY ISSUE AND SHOULD BE TAKEN CARE OF BY MERCEDES BENZ. *TR

Power Train
Filed Feb 7, 201176,000 milesIL

I WAS DRIVING ON A BUSY STREET WHEN THE MERCEDES BENZ STARTED JERKING. AFTER STOPPING AT A RED LIGHT, I COULD NOT GET THE CAR TO ACCELERATE PAST 2ND GEAR; THUS, I WAS DRIVING ON A STREET WITH A 45 MPH SPEED LIMIT AT LESS THAN 20 MPH. THEN, AS I WAS CROSSING AN INTERSECTION, THE CAR FINALLY STALLED. LUCKILY, BECAUSE IT WAS AN INTERSECTION, THE ONCOMING CARS MANEUVERED AROUND ME. AFTER TURNING THE IGNITION, IT STARTED UP AGAIN, AND I WAS ABLE TO DRIVE IT INTO A PARKING LOT (ONCE AGAIN, NOT PAST 2ND GEAR). I TOWED THE VEHICLE TO THE DEALERSHIP, AND THEY HAVE INFORMED ME THAT THE RADIATOR LEAKED FLUID INTO THE TRANSMISSION; AS A RESULT, THE TRANSMISSION, THE TRANSMISSION CONTROL UNIT, AND THE TORQUE CONVERTER ARE ALL DAMAGED AND NEEDS REPLACEMENT. I BELIEVE THAT THE FAULT LIES ON MERCEDES TO REPLACE THE DAMAGED PARTS DUE TO THEIR KNOWLEDGE THAT THERE WAS A POTENTIALLY FAULTY RADIATOR INSTALLED IN THEIR VEHICLES. IT IS DANGEROUS TO DRIVE ON A BUSY STREET OR HIGHWAY ONLY TO HAVE THE CAR SUDDENLY STOP OPERATING. I HAD NO IDEA THAT THERE WAS POTENTIALLY SOMETHING WRONG WITH THE CAR UNTIL THIS INCIDENT. I HAVE RESEARCHED THIS ISSUE SINCE THE INCIDENT AND HAVE DISCOVERED THAT THIS HAS HAPPENED TO NUMEROUS PEOPLE. PLEASE HELP US. *TR

Fuel System, Gasoline › Delivery › Fuel Pump
Filed Apr 28, 201070,000 milesAZ

TL*THE CONTACT OWNS A 2004 MERCEDES BENZ CLK500. THE VEHICLE WAS PARKED IN A GARAGE WHEN THE CONTACT SMELLED FUEL AND NOTICED THAT THE FUEL PUMP WAS LEAKING FUEL. THE FUEL PUMP WAS LEAKING UNDERNEATH THE REAR SEAT WHICH WAS WHERE ITS LOCATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO REPLACED THE FUEL PUMP ON BOTH THE LEFT AND RIGHT SIDE. THE CURRENT AND FAILURE MILEAGES WERE APPROXIMATELY 70,000.

Electronic Stability Control (esc)
Filed May 8, 200948,380 milesCA

MY 2004 MBZ 500 CABRIOLET STOPPED RUNNING IN THE MIDDLE OF THE ROAD WITHOUT WARNING. IT HAS ALWAYS BEEN SERVICED REGULARLY AND THERE WERE NO PROBLEMS. IT WAS IN RUSH HOUR TRAFFIC IN IRVINE CA. TOWED TO AUTHORIZED REPAIR SHOP- CRANKSHAFT ELECTRONIC SENSOR SHUT VEHICLE DOWN. COULD HAVE CAUSED A MAJOR ACCIDENT. LESS THAN 48K MILES ON CAR. *TR

14 of 14 complaints, reproduced as filed.

Across model years

Worst on record: 2005
YearComplaintsRecallsFiresDeathsAssessment
20070100Routine
20065400Routine
200518300Routine
2004 — this page14300Routine
20031300Routine

Compare every CLK500 year →

Reading this record

No unusual pattern of severe incidents in the complaint record.

Complaint counts track how many cars were sold and how long they have been on the road as much as they track quality. A common model from 2013 has had a decade to accumulate reports; a rare one from last year has not. The signal worth weighing is in the severity columns, in whether the same component keeps appearing, and in whether the manufacturer eventually opened a recall for it.

Recall repairs are free for as long as the recall stands. Check whether a specific car still has open work at NHTSA's VIN lookup.

Most recent recall on file: Nov 19, 2024. Source: NHTSA Office of Defects Investigation.