2004 Mercedes Benz C Class

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

Counts are not adjusted for sales, age, mileage exposure or reporting. A lower count does not establish that a car is problem-free.

About this comparison →

15Owner complaints

Model-year median: 8.5

1Recall campaigns

View recall details →

0Investigations

View investigation details →

Check a VIN with NHTSA ↗ Model-level counts do not show whether a particular VIN is affected or repaired.

Inspection summary

2004 Mercedes Benz C Class

NHTSA snapshot: September 18, 2026. 15 owner complaints · 1 recall campaigns · 0 investigations.

Counts are not failure probabilities and are not adjusted for sales, age, mileage exposure or reporting. One report may name several categories. Comparison method and limitations.

Top reported categories (up to 5)

Engine And Engine Cooling: 3 reports
Power Train: 3 reports
Air Bags: 2 reports
Electrical System: 2 reports
Seats: 2 reports

Full reported-category list and vehicle report

Recall links

03V534000 — Seat Belts

Check a VIN with NHTSA. Model-level history does not establish whether a particular VIN is affected or repaired.

Print the top reported categories, recall links, snapshot date and comparison limits.

How this year compares

Owner complaints by model year

Other model years Selected year

Compare all C Class years →

Counts vary with age, sales, mileage exposure and reporting. They are not failure rates.

What owners reported most

Engine And Engine Cooling

All reported categories

Tires

2 Visibility

2 Fuel/propulsion System

1 Steering

1 Unknown Or Other

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: 7 of 15 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.

Engine And Engine Cooling. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Power Train. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Air Bags. Review the 2 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 reports2 fire reports2 injury reports

Engine And Engine Cooling complaints

3 reports

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Mileage unknown · Nov 21, 2011

Engine And Engine CoolingPower Train

2004 MERCEDES BENZ C- CLASS WAGON. CONSUMER WRITES IN REGARDS TO DEFECT THAT ALLOWS COOLANT TO LEAK INTO THE TRANSMISSION, REQUIRING REPLACEMENT OF THE TRANSMISSION, TORQUE CONVERTER AND RADIATOR *TGW THE CONSUMER STATED HE WAS FORCED TO SPEND OVER SIX THOUSAND DOLLARS TO HAVE THE TRANSMISSION REPLACED, TO CORRECT A DEFECT MERC…

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NHTSA ODI #10437010

Mileage unknown · Aug 25, 2004

Engine And Engine Cooling

WHILE DRIVING CONSUMER NOTICED STEAM COMING FROM UNDERNEATH THE VEHICLE. CONSUMER WAS ABLE TO PULL OVER TO SHOULDER, LIFTED UP THE HOOD, AND SMOKE CAME FROM THE ENGINE. CONSUMER HAD THE VEHICLE TOWED TO THE DEALER FOR INSPECTION. *AK

NHTSA ODI #10089776

Mileage unknown · Aug 12, 2004

Engine And Engine Cooling

WILE DRIVING, THE CONSUMER NOTICED STEAM COMING FROM THE HOOD AND BLACK SMOKE COMING FROM THE BACK OF THE VEHICLE. THE VEHICLE STALLED. THE DRIVER TRIED TO RESTART THE VEHICLE ,BUT WAS UNABLE TO DO SO. THE CONSUMER HAD THE VEHICLE TOWED TO THE DEALER FOR INSPECTION. THE MECHANIC WAS UNABLE TO DUPLICATE THE PROBLEM. PLEASE …

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NHTSA ODI #10087821

Recall campaigns

03V534000 · Seat Belts

Dec 19, 2003

ON CERTAIN PASSENGER VEHICLES, SOME SEAT BELT BUCKLES MAY HAVE A BURR ON A METAL COMPONENT OF THE LOCKING MECHANISM. THE PRESENCE OF THE BURR COULD PREVENT THE SEAT BELT FROM LOCKING UNDER CERTAIN CIRCUMSTANCES.

Consequence & remedy

Consequence: IN THE EVENT OF A CRASH, THE SEAT OCCUPANT MAY NOT BE PROPERLY RESTRAINED, INCREASING THE RISK OF INJURY.

Remedy: DEALERS WILL REPLACE THE SEAT BELTS. OWNER NOTIFICATION BEGAN ON DECEMBER 22, 2003. OWNERS SHOULD CONTACT MERCEDES-BENZ AT 1-800-367-6372.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

Defect investigations

No exact-year investigations in this snapshot.

An investigation is not a finding of a defect, and closure does not prove a vehicle is problem-free.