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2004 Mercedes Benz CLK320

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

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Compare all CLK320 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

Limited mileage data: 11 of 16 reports include usable mileage. There isn’t enough coverage to show a useful chart.

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.

  • Seat Belts. Review the 6 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Air Bags. Review the 4 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 4 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

2 crash reports0 fire reports1 injury reports

What owners actually said

16 reports
25,000 miles · Aug 25, 2010
Air BagsCrash

AFTER STOPPING AT A RED LIGHT, I WENT THRU THE STREET AND GOING LESS THAN 25 MPH AND IN LESS THAN 100 YARDS DROVE DIRECTLY INTO AN OVERHEAD LIGHT STANDARD IN A MEDIAN STRIP. I DON'T KNOW TO THIS DAY WHAT HAPPENED. I TOLD MY AUTO INSURANCE COMPANY (HARTFORD- AARP) THAT I MUST HAVE COUGHED AND MY EYES CLOSED CAUSING ME TO RUN IN…

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AFTER STOPPING AT A RED LIGHT, I WENT THRU THE STREET AND GOING LESS THAN 25 MPH AND IN LESS THAN 100 YARDS DROVE DIRECTLY INTO AN OVERHEAD LIGHT STANDARD IN A MEDIAN STRIP. I DON'T KNOW TO THIS DAY WHAT HAPPENED. I TOLD MY AUTO INSURANCE COMPANY (HARTFORD- AARP) THAT I MUST HAVE COUGHED AND MY EYES CLOSED CAUSING ME TO RUN INTO THE LIGHT. TO THIS DAY I AM NOT SURE WHAT HAPPENED, .DID I RUN INTO THE LIGHT STANDARD AND THE AIR BAGS DEPLOYED OF DID THE AIRBAGS DEPLOY AND CAUSE ME TO RUN INTO THE LIGHT STANDARD? MY WIFE THINKS THAT THE FRONT AIR BAGS DEPLOYED WHICH CAUSED ME TO RUN INTO THE LIGHT STANDARD.MY WIFE NOR I FELT NO IMPACT OF ANY TYPE PRIOR TO THE AIRBAGS DEPLOYING, EG DID NOT NOTICE RUNNING INTO A CURB OR ANYTHING ELSE. THIS HAPPENED IN MAY OF 2009 BUT THERE JUST WAS AN ARTICLE IN OUR LOCAL PAPER WHERE THE READER WAS WRITING ABOUT AN UNEXPLAINED AIR BAG DEPLOYMENT WITHOUT ANY IMPACT IN THEIR MERCEDES I AM SURE MERCEDES BENZ WOULD DENY ANY BLAME FOR MY QUESTIONABLE DEPLOYMENT OF MY AIRBAG. I WOULD LIKE THIS INCIDENT ON RECORD. MY CLK 320 WITH LESS THAN 25,000 MILES AND GOING LESS THAN 25 MPH WAS TOTALED AND WE HAD TO REPLACE THE VEHICLE. *TR

NHTSA ODI #10351843

80,000 miles · Feb 9, 2010
Electrical System

TL*THE CONTACT OWNS A 2004 MERCEDES BENZ CLK320. THE CONTACT STATED THAT THE CHECK ENGINE LIGHT WAS ILLUMINATED ON THE DASHBOARD. WHEN SHE HAD THE VEHICLE INSPECTED ON TWO DIFFERENT OCCASIONS, IT FAILED INSPECTION SINCE THE LIGHT WAS ON. SHE TOOK THE VEHICLE TO A REPAIR SHOP AND WAS TOLD THAT THE SECONDARY AIR INJECTION SYSTEM W…

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TL*THE CONTACT OWNS A 2004 MERCEDES BENZ CLK320. THE CONTACT STATED THAT THE CHECK ENGINE LIGHT WAS ILLUMINATED ON THE DASHBOARD. WHEN SHE HAD THE VEHICLE INSPECTED ON TWO DIFFERENT OCCASIONS, IT FAILED INSPECTION SINCE THE LIGHT WAS ON. SHE TOOK THE VEHICLE TO A REPAIR SHOP AND WAS TOLD THAT THE SECONDARY AIR INJECTION SYSTEM WAS THE CAUSE FOR THE FAILURE. A MECHANIC INFORMED HER OF RECALL 08V303000, ELECTRICAL SYSTEM BUT WHEN SHE CALLED THE MANUFACTURER; SHE WAS TOLD THAT HER VEHICLE WAS NOT INCLUDED. AT THE TIME OF THE COMPLAINT, THE SERVICE ENGINE LIGHT WAS ILLUMINATED AND THE VEHICLE HAD NOT BEEN REPAIRED. THE CURRENT MILEAGE WAS APPROXIMATELY 87,000. THE FAILURE MILEAGE WAS APPROXIMATELY 80,000.

NHTSA ODI #10307825

70,000 miles · Jul 12, 2009
Electrical System

MY VOLTAGE REGULATOR WENT OUT IN MY BENZ. IT SURGED AND DESTROYED OTHER COMPONENTS OF MY VEHICLE. NOT TOO MENTION THAT THIS IS HIGHLY IN SAFE. I RESEARCHED ON LINE, AND MERCEDES BENZ HAD DONE A VOLUNTARY RECALL, BUT THEY ARE NOT ACKNOWLEDGING THE ISSUE NOW, AND ARE DENYING IT. THEY SAY MY VIN DOESN'T MATCH, AND I QUESTIONED THER…

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MY VOLTAGE REGULATOR WENT OUT IN MY BENZ. IT SURGED AND DESTROYED OTHER COMPONENTS OF MY VEHICLE. NOT TOO MENTION THAT THIS IS HIGHLY IN SAFE. I RESEARCHED ON LINE, AND MERCEDES BENZ HAD DONE A VOLUNTARY RECALL, BUT THEY ARE NOT ACKNOWLEDGING THE ISSUE NOW, AND ARE DENYING IT. THEY SAY MY VIN DOESN'T MATCH, AND I QUESTIONED THERE INTEGRITY. THIS IS SUCH A DANGEROUS ISSUE, AND I HAVE A TWO YEAR OLD SON THAT MUST RIDE IN THIS CARE. CAN SOMEONE PLEASE HELP ME. THEY KNOW THE PROBLEM EXISTS, AND IT IS DANGEROUS, BUT REFUSE TO FIX IT- NOW THAT IS UNDER OWNERSHIP. (AP) DAIMLERCHRYSLER AG SAID THURSDAY IT IS RECALLING SOME 1.3 MILLION MERCEDES-BENZ CARS WORLDWIDE TO FIX PROBLEMS WITH THEIR ALTERNATORS AND BATTERIES. THE GERMAN-U.S. AUTO MAKER SAID IT WILL CHECK THE VOLTAGE REGULATOR IN THE ALTERNATOR ON SIX- AND EIGHT-CYLINDER MODELS AND REPLACE THE REGULATOR IF NEEDED. IT SAID IT WOULD INSTALL BATTERY CONTROL SOFTWARE ON THE E-CLASS AND CLS-CLASS MODELS BUILT FROM JANUARY 2002-JANUARY 2005. THE COMPANY ALSO SAID THE BRAKING SYSTEM ON THE E, SL AND CLS-CLASS MADE SINCE JUNE 2001 WOULD BE UPDATED. THE COMPANY SAID THE RECALL WAS PART OF ITS EFFORT TO IMPROVE ITS RENEWED EMPHASIS ON ITS CARS AND IS NOTIFYING ITS CUSTOMERS IN WRITING OF THE RECALL. THE COMPANY HAS SET UP A HOT LINE FOR EUROPEAN CUSTOMERS AT 800-1-777-7777. IN THE UNITED STATES, CUSTOMERS CAN CALL 1-800-FOR-MERC. *TR

NHTSA ODI #10276470

23,000 miles · Apr 15, 2009
Electrical SystemSeat Belts

TL*THE CONTACT OWNS A 2004 MERCEDES BENZ CLK320. THE CONTACT STATED THAT THE SEAT BELT INDICATOR IS ILLUMINATED, WHICH MEANS THE SRS NEEDS TO BE REPLACED. THE FAILURE PREVENTS THE SEAT BELT FROM LOCKING PROPERLY. THERE IS ALSO A TELE-AIDE INDICATOR FLASHING IN THE CENTER OF THE INSTRUMENT PANEL. THE MANUFACTURER STATED THAT …

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TL*THE CONTACT OWNS A 2004 MERCEDES BENZ CLK320. THE CONTACT STATED THAT THE SEAT BELT INDICATOR IS ILLUMINATED, WHICH MEANS THE SRS NEEDS TO BE REPLACED. THE FAILURE PREVENTS THE SEAT BELT FROM LOCKING PROPERLY. THERE IS ALSO A TELE-AIDE INDICATOR FLASHING IN THE CENTER OF THE INSTRUMENT PANEL. THE MANUFACTURER STATED THAT THE VEHICLE WAS NOT INCLUDED IN NHTSA CAMPAIGN ID NUMBERS 03V534000 (SEAT BELTS) AND 08V303000 (ELECTRICAL SYSTEM). THE CONTACT WOULD BE RESPONSIBLE FOR THE REPAIR COSTS. THE VEHICLE HAS BEEN AT THE REPAIR SHOP FOR THE PAST TWO DAYS. THE FAILURE MILEAGE WAS 23,000. UPDATED 05/06/09. *LJ UPDATED 05/07/09.*JB

NHTSA ODI #10265466

30,155 miles · Dec 10, 2008
Seat BeltsSeats

TL*THE CONTACT OWNS A 2004 MERCEDES BENZ CLK320. WHEN THE CONTACT SAT DOWN AND STARTED THE VEHICLE, THE ARM EXTENDERS CAME FORWARD AND THE SEAT BELT DID NOT MOVE AS A RESULT. THE CONTACT WAS INFORMED THAT NEW ARM EXTENDERS WERE NEEDED. WHEN THE VEHICLE IS TURNED OFF, THE ARM EXTENDERS STAY IN ONE PLACE. THE CONTACT STATED TH…

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TL*THE CONTACT OWNS A 2004 MERCEDES BENZ CLK320. WHEN THE CONTACT SAT DOWN AND STARTED THE VEHICLE, THE ARM EXTENDERS CAME FORWARD AND THE SEAT BELT DID NOT MOVE AS A RESULT. THE CONTACT WAS INFORMED THAT NEW ARM EXTENDERS WERE NEEDED. WHEN THE VEHICLE IS TURNED OFF, THE ARM EXTENDERS STAY IN ONE PLACE. THE CONTACT STATED THAT THE CAUSE OF THE FAILURE MAY BE ELECTRICAL. THE FAILURE AND CURRENT MILEAGES WERE 30,155. UPDATED 01/08/09 *BF THE CONSUMER STATED THE PROBLEM WAS FIXED AT A REPAIR SHOP. THE REPAIRMAN HAD TO PULL THE SEAT BELT RETRACTORS APART TO GET IT TO OPERATE. UPDATED 01/09/09. *JB

NHTSA ODI #10251423

Mileage unknown · Dec 13, 2007
Latches/locks/linkages

PASSENGER LATCH BROKE AND DOOR WOULD NOT HOLD CLOSED . MB FIXED THIS. NOW THE SAME THING HAPPENED TO THE DRIVERS SIDE. WHILE DRIVING THE DOOR CAME OPEN AND WOULD NOT LATCH SHUT. COULD HAVE CAUSED SEVERE INJURY. I HAD TO DRIVE THE CAR TO MB WHILE HOLDING DOOR CLOSED. THEY WOULD NOT COVER THIS ISSUE. *TR

NHTSA ODI #10211829

Official recalls

3

24V874000 · 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

0

No exact-year investigations in this snapshot.