Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
50–25K
425–50K
550–75K
275–100K
4100–150K
2150K+
22 reports with mileage · 8 unknown
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
Air Bags. Review the 8 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Fuel/propulsion System. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Seat Belts. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
3 crash reports2 fire reports2 injury reports
What owners actually said
30 reports
43,392 miles · Nov 10, 2012
SeatsFire
WHILE DRIVING ALONG AT 45 MPH THE FRONT DRIVERS SEAT HEATING ELEMENT WAS ACTIVATED. IT WAS SWITCHED ON TO ITS HIGHEST SETTING. IN APPROXIMATELY ONE MINUTE THE FRONT SEATBACK LEFT SIDE BOLSTER CAUGHT FIRE BURNING A DIME SIZE HOLE AND BURNING THE FLEECE VEST WORN BY THE DRIVER. THE VEHICLE WAS IMMEDIATELY SLOWED TO STOP ALONG THE …
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WHILE DRIVING ALONG AT 45 MPH THE FRONT DRIVERS SEAT HEATING ELEMENT WAS ACTIVATED. IT WAS SWITCHED ON TO ITS HIGHEST SETTING. IN APPROXIMATELY ONE MINUTE THE FRONT SEATBACK LEFT SIDE BOLSTER CAUGHT FIRE BURNING A DIME SIZE HOLE AND BURNING THE FLEECE VEST WORN BY THE DRIVER. THE VEHICLE WAS IMMEDIATELY SLOWED TO STOP ALONG THE HIGHWAY SHOULDER AND THE DRIVER EXITED AFTER TURNING OFF THE DASH SWITCH. THE SMOLDERING STOPPED. THE SWITCH HAS SINCE REMAINED IN THE OFF POSITION AND AN APPOINTMENT WITH A MECHANIC WILL BE SCHEDULED. *TR
NHTSA ODI #10483949
60,000 miles · Apr 6, 2012
Fuel System, GasolineSuspension
TL* THE CONTACT OWNS A 2005 MERCEDES-BENZ C240. THE CONTACT STATED THAT AFTER PARKING THE VEHICLE IN A RESIDENTIAL GARAGE, HE NOTICED A LARGE PUDDLE OF FUEL HAD LEAKED FROM THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THEY ADVISED HIM THAT THERE WAS A FRACTURE IN THE FUEL TANK THAT NEEDED TO BE REPLACED. THE FUEL TANK …
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TL* THE CONTACT OWNS A 2005 MERCEDES-BENZ C240. THE CONTACT STATED THAT AFTER PARKING THE VEHICLE IN A RESIDENTIAL GARAGE, HE NOTICED A LARGE PUDDLE OF FUEL HAD LEAKED FROM THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THEY ADVISED HIM THAT THERE WAS A FRACTURE IN THE FUEL TANK THAT NEEDED TO BE REPLACED. THE FUEL TANK WAS REPLACED. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE AND CURRENT MILEAGES WERE APPROXIMATELY 60,000. THE VIN WAS UNAVAILABLE. UPDATED 06/05/12*LJ UPDATED 06/06/12 *JS
NHTSA ODI #10454334
Mileage unknown · Oct 15, 2011
Air Bags
GREETINGS: ABOUT A MONTH AFTER HAVING MY CAR SERVICED FOR B SIDE OF MAINTENANCE, WHILE DRIVING TO WORK, THIS UNKNOWN SRS LIGHT CAME ON MY DASHBOARD; AFTER LOOKING THRU THE MANUAL, I REALIZED IT WAS SOMETHING DEALING WITH AIR BAG, WHICH THE DEALERSHIP EMPHASIZED IT WAS SOMETHING I NEEDED TO GET IT TAKEN CARE OF SOONEST. NOT HAV…
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GREETINGS: ABOUT A MONTH AFTER HAVING MY CAR SERVICED FOR B SIDE OF MAINTENANCE, WHILE DRIVING TO WORK, THIS UNKNOWN SRS LIGHT CAME ON MY DASHBOARD; AFTER LOOKING THRU THE MANUAL, I REALIZED IT WAS SOMETHING DEALING WITH AIR BAG, WHICH THE DEALERSHIP EMPHASIZED IT WAS SOMETHING I NEEDED TO GET IT TAKEN CARE OF SOONEST. NOT HAVING THE CASH, I ASKED HIM TO SEE IF THERE WAS A RECALL; HE SIMPLY SAID HE HAD CHECKED, AND NO. TODAY OCT. 14, I BORROWED THE MONEY, AND TOOK MY CAR IN FOR THE WORK; IT IS TOO SOON AS I DO NOT RECEIVE IT BACK UNTIL OCT. 15. AT THIS POINT, I AM NOT VERY PLEASED AS I FELT THIS IS SOMETHING THAT THE MANUFACTURER SHOULD BE PAYING FOR. MY CAR HAS NEVER BEEN IN AN ACCIDENT, AND I ALWAYS TAKE IT IN TO HAVE IT SERVICED WHEN REQUIRED. THIS JOB IS COSTING ME $500!!!!!!! AND I'M NOT HAPPY ABOUT THIS AT ALL! *TR
NHTSA ODI #10430274
89,000 miles · Jul 11, 2011
Engine And Engine Cooling
TL* THE CONTACT OWNS A 2005 MERCEDES BENZ C240. THE CONTACT WAS DRIVING 5 MPH WHEN THE VEHICLE STALLED WITHOUT WARNING AND WAS TOWED TO THE DEALER. THE DEALER ADVISED THAT THE CRANKSHAFT SENSOR WOULD NEED TO BE REPLACED. THE VEHICLE WAS REPAIRED AT THE CONTACT'S EXPENSE. THE MANUFACTURER WAS CONTACTED BUT OFFERED NO ASSISTANCE. …
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TL* THE CONTACT OWNS A 2005 MERCEDES BENZ C240. THE CONTACT WAS DRIVING 5 MPH WHEN THE VEHICLE STALLED WITHOUT WARNING AND WAS TOWED TO THE DEALER. THE DEALER ADVISED THAT THE CRANKSHAFT SENSOR WOULD NEED TO BE REPLACED. THE VEHICLE WAS REPAIRED AT THE CONTACT'S EXPENSE. THE MANUFACTURER WAS CONTACTED BUT OFFERED NO ASSISTANCE. THE VIN WAS UNAVAILABLE. THE FAILURE MILEAGE WAS 89,000.
NHTSA ODI #10411835
37,300 miles · Feb 5, 2010
Steering
MB C240 - WAS DRIVING AT ABOUT 35-40MPH WHEN THE STEERING WHEEL ABRUPTLY SWERVED TO THE LEFT. ROAD WAS EVEN AND NO POTHOLES. I HAD TO PULL IT TO THE RIGHT TWICE BEFORE I WAS BACK ON MY LANE. LUCKY NO OPPOSITE TRAFFIC. I BOUGHT MY C240 IN 2005 AND THIS IS THE FIRST TIME IT HAPPENED.*TR
NHTSA ODI #10306819
42,000 miles · Sep 23, 2008
Air Bags
TL*THE CONTACT OWNS A 2005 MERCEDES BENZ C240. THE CONTACT NOTICED THAT THE AIR BAG WARNING LIGHT WAS ILLUMINATED ON THE INSTRUMENT PANEL, INDICATING THAT THE AIR BAGS WERE INOPERATIVE. IN THE EVENT OF A CRASH, THE AIR BAGS MAY NOT PROPERLY DEPLOY. SHE TOOK THE VEHICLE TO THE DEALER AND THEY REPLACED THE ENTIRE SEAT. IMMEDIA…
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TL*THE CONTACT OWNS A 2005 MERCEDES BENZ C240. THE CONTACT NOTICED THAT THE AIR BAG WARNING LIGHT WAS ILLUMINATED ON THE INSTRUMENT PANEL, INDICATING THAT THE AIR BAGS WERE INOPERATIVE. IN THE EVENT OF A CRASH, THE AIR BAGS MAY NOT PROPERLY DEPLOY. SHE TOOK THE VEHICLE TO THE DEALER AND THEY REPLACED THE ENTIRE SEAT. IMMEDIATELY AFTER THE REPAIR, THE FAILURE RECURRED. SHE CALLED THE MANUFACTURER AND IS WAITING FOR A RESPONSE. THE FAILURE MILEAGE WAS 42,000 AND CURRENT MILEAGE WAS 52,000.
NHTSA ODI #10243193
Mileage unknown · Sep 23, 2008
Air Bags
FRONT AIRBAG MALFUNCTON. *TR
NHTSA ODI #10243164
4,600 miles · Mar 3, 2006
Tires
WITHOUT ANY ACCIDENT I NOTICED A HUGE BUBBLE ON THE LEFT SIDE FRONT TIRE AND RIGHT FRONT DOES NOT HOLD AIR. I DID NOT HIT ANY POTHOLES AND DON'T DRIVE FAST AT ALL. CONTACTED DEALER AS CAR IS UNDER WARRANTY I HAVE ONLY 4600 MILES. DEALER REFUSED TO CHANGE TIRE FOR FREE AND REFUSED TO CONSIDER TIRE DEFECTIVE. TIRES ARE VERY BAD Q…
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WITHOUT ANY ACCIDENT I NOTICED A HUGE BUBBLE ON THE LEFT SIDE FRONT TIRE AND RIGHT FRONT DOES NOT HOLD AIR. I DID NOT HIT ANY POTHOLES AND DON'T DRIVE FAST AT ALL. CONTACTED DEALER AS CAR IS UNDER WARRANTY I HAVE ONLY 4600 MILES. DEALER REFUSED TO CHANGE TIRE FOR FREE AND REFUSED TO CONSIDER TIRE DEFECTIVE. TIRES ARE VERY BAD QUALITY AND / ORE DEFECTIVE AS HAVING NEW CAR WITH 4600 MILES SHOULD NOT WEAR TIRE TO SUCH EXTEND TO HAVE BUBBLES. DEALER CLAIMED THAT BUBBLES ONLY HAPPEN WHILE CAR HITS HOLE IN THE ROAD HOWEVER SUCH A NEW TIRES SHOULD WITHSTAND NORMAL WEAR AND TEAR. TO HAVE BUBBLE ON THE CAR POSE DANGER TO MY LIFE AS HAVING A BRAND NEW CAR I SHOULD NOT BE INSPECTING TIRES FOR DAMAGE. *NM
NHTSA ODI #10151713
100 miles · Jan 18, 2006
StructureVehicle Speed Control
DT*: THE CONTACT STATED AFTER PURCHASING THE VEHICLE THERE WAS A HOLE IN THE ROOF AT THE ANTENNA. THIS CAUSES CONDENSATION TO LEAK INTO THE TRUNK. THIS IN TURN CAUSES CONDENSATION TO GO THROUGH THE ELECTRICAL SYSTEM AND CAUSES ELECTRICAL PROBLEMS. THE VEHICLE WAS TAKEN TO THE DEALERSHIP AND WAS REPAIRED. THE CRUISE CONTROL IS N…
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DT*: THE CONTACT STATED AFTER PURCHASING THE VEHICLE THERE WAS A HOLE IN THE ROOF AT THE ANTENNA. THIS CAUSES CONDENSATION TO LEAK INTO THE TRUNK. THIS IN TURN CAUSES CONDENSATION TO GO THROUGH THE ELECTRICAL SYSTEM AND CAUSES ELECTRICAL PROBLEMS. THE VEHICLE WAS TAKEN TO THE DEALERSHIP AND WAS REPAIRED. THE CRUISE CONTROL IS NOT WORKING PROPERLY. WHEN THE CRUISE CONTROL IS SET OR AFTER APPLYING THE BRAKES THE CRUISE CONTROL WILL RESET INTERMITTENTLY. THIS CAUSES SUDDEN ACCELERATION WITHOUT WARNING. THE VEHICLE HAS BEEN TO THE DEALERSHIP CONCERNING THIS PROBLEM. THE DEALERSHIP DROVE THE VEHICLE BUT WAS UNABLE TO DUPLICATE THE PROBLEM. ALSO, WHEN THE SUN IS REFLECTING ON THE WINDSHIELD IT CAUSES A GLARE, MAKING VISIBILITY TO BE IMPAIRED. THE MANUFACTURER HAS BEEN CONTACTED WITH NO RESPONSE. *NM UPDATED 02/27/06. *JB
NHTSA ODI #10148031
8,400 miles · Nov 16, 2004
Engine And Engine CoolingPower Train
VEHICLE WAS LEAKING TRANSMISSION FLUID, AND AIR PRESSURE WAS DEFECTIVE ALL OF THESE DEFECTS WERE DISCOVERED BY THE DEALER. AFTER THE VEHICLE WAS SERVICED IT WOULD NOT START.*AK
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.
Consequence & remedy
Consequence: 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.
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.
Consequence & remedy
Consequence: 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.
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
Consequence & remedy
Consequence: 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.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0
No exact-year investigations in this snapshot.
2005 Mercedes Benz C240 Problems, Complaints & Recalls | Skip That Year