MY 2001 MERCEDES C320 HAS DIED COMPLETELY WHEN DRIVING AT HIGHWAY SPEEDS. WILL RESTART AND RUN FINE AFTER THE PROBLEM. *TR
2001 Mercedes Benz C320
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all C320 years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
48 reports with mileage · 15 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.
- Electrical System. Review the 26 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Seats. Review the 19 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Engine And Engine Cooling. Review the 11 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
63 reportsMERCEDES BENZ C320 2001 MODEL. POWER SEAT MODULE SHORTS AND DRAINS BATTERY. THE CONSTANT DRAW OFF THE SYSTEM COULD AT SOME POINT, CAUSE A FIRE, WHILE DRIVING OR OVER NIGHT IN GARAGE. 2 TWICE IT WAS FAILED WITHIN A 1 YR TIME FRAME. DEALER CHARGE $1000.00 TO FIX THE PROBLEM ONLY TO HAVE IT HAPPEN AGAIN. DEALER WOULD NOT SUPPL…
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MERCEDES BENZ C320 2001 MODEL. POWER SEAT MODULE SHORTS AND DRAINS BATTERY. THE CONSTANT DRAW OFF THE SYSTEM COULD AT SOME POINT, CAUSE A FIRE, WHILE DRIVING OR OVER NIGHT IN GARAGE. 2 TWICE IT WAS FAILED WITHIN A 1 YR TIME FRAME. DEALER CHARGE $1000.00 TO FIX THE PROBLEM ONLY TO HAVE IT HAPPEN AGAIN. DEALER WOULD NOT SUPPLY OLD PART FOR INSPECTION. *TR
I WAS IN AN AUTO ACCIDENT AND WAS STRUCK 3 DIFFERENT TIMES IN 3 DIFFERENT AREAS OF MY VEHICLE. THE EMERGENCY CREW AS WELL AS HIGHWAY PATROL WERE WONDERING WHY MY AIRBAGS NEVER DEPLOYED. I NEVER BEING IN AN ACCIDENT IN A VEHICLE WITH AIRBAGS DID NOT KNOW WHAT TO EXPECT. UPON RECUPERATING I CONTACTED MY MERCEDES DEALERSHIP SERV…
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I WAS IN AN AUTO ACCIDENT AND WAS STRUCK 3 DIFFERENT TIMES IN 3 DIFFERENT AREAS OF MY VEHICLE. THE EMERGENCY CREW AS WELL AS HIGHWAY PATROL WERE WONDERING WHY MY AIRBAGS NEVER DEPLOYED. I NEVER BEING IN AN ACCIDENT IN A VEHICLE WITH AIRBAGS DID NOT KNOW WHAT TO EXPECT. UPON RECUPERATING I CONTACTED MY MERCEDES DEALERSHIP SERVICE DEPARTMENT AND WAS TOLD THAT SIMILAR PROBLEMS WITH THE SRS SWITCH HAD OCCURRED BUT MERCEDES DID NOT ISSUE A RECALL THEY INFORMED DEALERSHIPS TO CHANGE OUT THE SWITCH ON AN AS NEEDED BASIS. I CONTACTED MERCEDES USA AND INFORMED THEM OF THE SITUATION THEY ASKED FOR THE POLICE REPORT, THE LOCATION OF THE VEHICLE, AND PHOTOGRAPHS. ALL OF WHICH I SENT. 4 WEEKS AFTER THE ACCIDENT THEY CALLED ME AGAIN TO ASK WHERE THE CAR WAS, AGAIN I TOLD THEM THE LOCATION AND I ALSO INFORMED THEM THAT THE TOTAL LOSS DEPARTMENT AT AAA INSURANCE WAS PICKING UP THE VEHICLE THAT DAY TO STOP ACCRUING STORAGE CHARGES. 1 1/2 WEEK LATER (POST THE PHONECALL) I RECEIVED A LETTER FROM MERCEDES WITH AN AIRBAG AND SAFETY BROCHURE EXPLAINING THE WAY MY CAR WAS HIT IS WHY THEY DID NOT DEPLOY. I HAVE SPOKEN WITH VARIOUS AUTO ADJUSTERS, BODYSHOPS THEY ALL AGREE THAT THE AIRBAGS SHOULD HAVE DEPLOYED. I ALSO CALLED VARIOUS MERCEDES DEALERSHIPS IN CALIFORNIA AND THEY ALL KNEW OF THE REPAIR AS NEEDED. WHY NO FORMAL RECALL? WHAT ABOUT ALL THE BAD SWITCHES THAT THEY DON'T KNOW ABOUT? I WAS FORTUNATE I LIVED I WAS INJURED BUT I LIVED. SHALL WE WAIT AND SEE IF THE NEXT PERSON WILL? I FEEL THAT MERCEDES SHOULD BE FORCED TO ISSUE A FORMAL RECALL, AND TAKE RESPONSIBILITY FOR ALL SWITCHES. NO ONE DESERVES A DEAR JOHN LETTER WITH A BROCHURE AFTER THEY HAVE MADE A DECISION TO PURCHASE A QUALITY VEHICLE, AND THAT VEHICLES SAFETY SYSTEM FAILS. MY INJURIES WOULD HAVE BEEN NON-EXISTENT HAD MY AIRBAGS DEPLOYED. NOT TO MENTION THE 7 WEEKS OF WORK I HAVE MISSED. AND WE WONDER WHY MERCEDES HAS A CLEAN RECALL RECORD, IF ALL DEALERS WERE ALLOWED TO DO THIS COULD YOU IMAGINE THE MESS. *TR
WE OWN A 2001 MERCEDES C320 AND HAVE HAD SEVERAL PROBLEMS WITH THE ELECTRICAL SYSTEMS ALL RELATED TO THE POWER SEAT ASSEMBLIES DRAINING THE BATTERY OVER NIGHT. WE HAVE HAD THEM REPLACED BY THE DEALER, FIRST TIME WAS UNDER WARRANTY, AND NOW- JUST ABOUT A YEAR OR SO LATER, SAME PROBLEM. IF WE UNPLUG THE POWER SEATS, THE BATTER DOE…
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WE OWN A 2001 MERCEDES C320 AND HAVE HAD SEVERAL PROBLEMS WITH THE ELECTRICAL SYSTEMS ALL RELATED TO THE POWER SEAT ASSEMBLIES DRAINING THE BATTERY OVER NIGHT. WE HAVE HAD THEM REPLACED BY THE DEALER, FIRST TIME WAS UNDER WARRANTY, AND NOW- JUST ABOUT A YEAR OR SO LATER, SAME PROBLEM. IF WE UNPLUG THE POWER SEATS, THE BATTER DOES NOT DRAIN. WE KNOW WE ARE NOT THE ONLY ONES WITH THIS PROBLEM, SEE WWW.BENZWORLD.ORG/FORUMS/MB-SAFETY-TESTIMONIALS/1279095-C320-BATTERY-PROBLEM-PLZ-HELP.HTML . I AGREE THAT IT IS RIDICULOUS TO SPEND THE TYPE OF MONEY ON THIS CAR AND GET RIPPED OFF BY THE DEALERS FOR "DIAGNOSTICS" ON A VERY WELL KNOWN PROBLEM AND ALSO GETTING SHAFTED FOR REPLACEMENT PARTS, ONLY TO HAVE THEM FAIL THE SAME EXACT WAY. THIS IS A WIDESPREAD PROBLEM FOR MERCEDES, AND TO NOT ACKNOWLEDGE IT AND JUST KEEP RAPING CUSTOMERS WITHOUT FIXING THE ORIGINAL PROBLEM IS WRONG. I CAN ONLY HOPE THIS COMPLAINT WILL KEEP JUST ONE PERSON FROM PURCHASING A MERCEDES, OF ANY TYPE, IN THE FUTURE. MERCEDES NEEDS TO STEP UP AND DEAL WITH THIS. GREAT FOR THE IMAGE TO SEE MB OWNERS GETTING THEIR OVERPRICED CARS JUMP STARTED BY HONDAS AND VOLKSWAGENS...*TR
HAVE A 2001 MERCEDES C320, THE BATTERY KEEPS DRAINING AND THE DEALER SAID IT IS A SEAT MODULE FOR $1100. I WENT ON THE MERCEDES BENZ BLOG AND EVERYONE WITH THIS YEAR MODEL HAS HAD THE SAME PROBLEM, I THINK A RECALL SHOULD BE DONE IT IS OBVIOUSLY A DEFECTIVE PART BY MERCEDES. I HAVE ALREADY HAD TO CHANGE THE PASSENGER SIDE SEAT…
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HAVE A 2001 MERCEDES C320, THE BATTERY KEEPS DRAINING AND THE DEALER SAID IT IS A SEAT MODULE FOR $1100. I WENT ON THE MERCEDES BENZ BLOG AND EVERYONE WITH THIS YEAR MODEL HAS HAD THE SAME PROBLEM, I THINK A RECALL SHOULD BE DONE IT IS OBVIOUSLY A DEFECTIVE PART BY MERCEDES. I HAVE ALREADY HAD TO CHANGE THE PASSENGER SIDE SEAT MODULE. *TR
TL*THE CONTACT OWNS A 2001 MERCEDES BENZ C320. WHILE DRIVING APPROXIMATELY 20 MPH ON NORMAL ROAD CONDITIONS, THE ENGINE STALLED WITHOUT WARNING. THE ENGINE WARNING INDICATOR REMAINED ILLUMINATED ON THE INSTRUMENT PANEL UNTIL THE ENGINE WAS TURNED OFF. THE VEHICLE RESTARTED AFTER SEVERAL ATTEMPTS AND WAS TAKEN TO THE AUTHORIZE…
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TL*THE CONTACT OWNS A 2001 MERCEDES BENZ C320. WHILE DRIVING APPROXIMATELY 20 MPH ON NORMAL ROAD CONDITIONS, THE ENGINE STALLED WITHOUT WARNING. THE ENGINE WARNING INDICATOR REMAINED ILLUMINATED ON THE INSTRUMENT PANEL UNTIL THE ENGINE WAS TURNED OFF. THE VEHICLE RESTARTED AFTER SEVERAL ATTEMPTS AND WAS TAKEN TO THE AUTHORIZED DEALER FOR DIAGNOSTIC TESTING. THE TECHNICIAN STATED THAT THE FAILURE WAS RELATED TO THE ENGINE CONTROL MODULE (ECM). THE VEHICLE WAS REPAIRED ACCORDING TO THE SERVICE WARRANTY. IN ADDITION, WHEN THE OUTSIDE TEMPERATURES EXCEEDED 100 DEGREES, THE VEHICLE WOULD SHUTTER. WHEN THE VEHICLE HAS BEEN PARKED FOR A COUPLE OF DAYS, THE ELECTRICAL SYSTEM RAPIDLY DRAINS THE BATTERY. ON THREE SEPARATE OCCASIONS, THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER FOR IDENTICAL FAILURES WITHOUT RESOLUTIONS. THE VEHICLE HAS NOT BEEN REPAIRED. THE FAILURE MILEAGE WAS 1,079 AND CURRENT MILEAGE WAS 85,000. UPDATED 2/5/09 *CN THE CONSUMER STATED THE AIR MASS SENSOR WAS REPALCED. UPDATED 02/10/09. *JB
THE POWER SEAT CONTROL UNITS DRAIN THE BATTERY, AS THEY TURN ON AND OFF DURING EXTENDED PERIODS OF REST. *TR
HEAD GASKET WAS REPLACED ON THIS CAR ON MAY 2007 AT 46,697 MILES, NOW AT 51,800 MILES OIL IS LEAKING AGAIN. SAME THING FOR A SUSPENSION NOISE. *TR
WHILE OPERATING ON THE HIGHWAY AND IN TRAFFIC, THE VEHICLE STALLS SUDDENLY AND WITHOUT WARNING BECAUSE OF A 'CRANK POSITION SENSOR'. THE SENSOR IS A MAGNET WHICH, WHEN IT DETERMINES THE CRANKSHAFT IS OUT OF ALIGNMENT, ABRUPTLY SHUTS DOWN THE FUEL SYSTEM. SUBSEQUENT MODELS OF THIS MANUFACTURERS PRODUCT DO NOT ALLOW THE SENSOR …
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WHILE OPERATING ON THE HIGHWAY AND IN TRAFFIC, THE VEHICLE STALLS SUDDENLY AND WITHOUT WARNING BECAUSE OF A 'CRANK POSITION SENSOR'. THE SENSOR IS A MAGNET WHICH, WHEN IT DETERMINES THE CRANKSHAFT IS OUT OF ALIGNMENT, ABRUPTLY SHUTS DOWN THE FUEL SYSTEM. SUBSEQUENT MODELS OF THIS MANUFACTURERS PRODUCT DO NOT ALLOW THE SENSOR TO DO THIS, BUT RATHER INDICATE A POSSIBLE PROBLEM WITH A WARNING LIGHT. THIS SENSOR SYSTEM IS EXTREMELY HAZARDOUS AND COULD RESULT IN SIGNIFICANT INJURY. *TR
I HAVE A 2001 MERCEDES C320 WHICH I CAN'T REALLY DRIVE ANYMORE BECAUSE THE BATTERY DRAINS EVERY DAY, THE PROBLEM IS THE POWER SEAT CONTROLLER, IT DRAINS THE BATTERY REALLY QUICKLY. *TR
Official recalls
324V874000 · Visibility:sun/moon Roof Assembly
Nov 19, 2024
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.
22V954000 · Visibility:sun/moon Roof Assembly
Dec 23, 2022
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.
19V918000 · Visibility:sun/moon Roof Assembly
Dec 20, 2019
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
0No exact-year investigations in this snapshot.
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