There is 1 US recall for the 2004 Mercedes-Benz C-Class, and 4 in Canada. Owners filed 15 complaints with NHTSA, most often about engine and engine cooling.
Check by VIN to confirm the exact model and see every recall for it.
Recalls are issued for a make, model and model year. Whether the repair has already been done on one specific car is known only to its manufacturer and dealers. Check your vehicle's official status at nhtsa.gov/recalls or with a dealer.
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.
Risk: 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.
Issue: On certain vehicles, the sunroof glass may not be properly attached to the sliding roof frame. Over time, the glass can become loose and could separate from the vehicle. Note: Vehicles that were inspected under Transport Canada recalls 2019-668 and 2021-478 also require this inspection. Safety Risk: A sunroof that detaches from the vehicle could create a road hazard for others and increase the risk of a crash. Corrective Actions: Mercedes-Benz will notify owners by mail and instruct you to take your vehicle to a dealer to inspect the bonding of the sunroof glass. Dealers will replace the sliding roof, if necessary.
Issue: This recall is for certain vehicles inspected under Mercedes-Benz recall 7891003 (Transport Canada recall 2019-668) that require a second inspection. On certain vehicles, the sunroof glass may not be properly attached to the sliding roof frame. Over time, the glass can become loose and could separate from the vehicle. Note: This recall affects 2006 and 2007 models originally equipped with a sunroof. Additionally, some 2001-2011 models may have had an affected sunroof installed during a repair. Safety Risk: A sunroof that detaches from the vehicle could create a road hazard for others and increase the risk of a crash. Corrective Actions: Mercedes-Benz will notify owners by mail and instruct you to take your vehicle to a dealer to inspect the bonding of the sunroof glass. Dealers will replace the sliding roof, if necessary.
Issue: On certain vehicles, the sunroof glass may not be properly attached to the sliding roof frame. Over time, the glass can become loose and could separate from the vehicle. Note: This recall affects 2006 and 2007 models originally equipped with a sunroof. Additionally, some 2001-2011 models may have had an affected sunroof installed during a repair. Safety Risk: A sunroof that detaches from the vehicle could create a road hazard for others and increase the risk of a crash. Corrective Actions: Mercedes-Benz will notify owners by mail and instruct you to take your vehicle to a dealer to inspect the bonding of the sunroof glass. Dealers will replace the sliding roof, if necessary.
On certain vehicles, the seat belt buckles may have a burr on a metal component of the locking mechanism. The presence of the burr may prevent the seat belt from locking under certain circumstances. Correction: Dealer will replace the affected seat belt buckles.
Owners filed 15 complaints with NHTSA about the 2004 Mercedes-Benz C-Class (2 crashes, 2 fires, 2 injuries reported). Among 16 model years of this model, it ranks #3 for the most complaints (median 9).
| Most-reported problem | Complaints | |
|---|---|---|
| Engine and engine cooling | 3 | |
| Power train | 3 | |
| Tires | 2 | |
| Seats | 2 | |
| Air bags | 2 | |
| Visibility | 2 | |
| Electrical system | 2 | |
| Unknown or other | 1 |
NHTSA 5-Star Safety Ratings for the 2004 Mercedes-Benz C-Class.
| Version | Overall | Frontal | Side | Rollover |
|---|---|---|---|---|
| 2004 Mercedes-Benz C-Class 4-DR. w/SAB | – | – | – | – |
EPA ratings for each 2004 Mercedes-Benz C-Class version.
| Version | City MPG | Highway MPG | Combined | Yearly fuel cost |
|---|---|---|---|---|
| C230 Kompressor 1.8 L Automatic 5-spd | 20 | 28 | 23 | $3,550 |
| C230 Kompressor 1.8 L Manual 6-spd | 20 | 27 | 23 | $3,550 |
| C230 Kompressor Sports Coupe 1.8 L Automatic 5-spd | 20 | 28 | 23 | $3,550 |
| C230 Kompressor Sports Coupe 1.8 L Manual 6-spd | 20 | 27 | 23 | $3,550 |
| C240 2.6 L Manual 6-spd | 16 | 24 | 19 | $4,350 |
| C240 2.6 L Automatic 5-spd | 17 | 22 | 19 | $4,350 |
| C240 (Wagon) 2.6 L Manual 6-spd | 15 | 23 | 18 | $4,550 |
| C240 (Wagon) 2.6 L Automatic 5-spd | 17 | 23 | 19 | $4,350 |
| C240 4matic 2.6 L Automatic 5-spd | 17 | 23 | 19 | $4,350 |
| C240 4matic (Wagon) 2.6 L Automatic 5-spd | 17 | 23 | 19 | $4,350 |
| C240 FFV 2.6 L Automatic 5-spd | 17 | 23 | 20 | $4,100 |
| C240 FFV (Wagon) 2.6 L Automatic 5-spd | 17 | 23 | 20 | $4,100 |
Sources: NHTSA recalls, complaints and 5-Star Safety Ratings, US EPA fuel economy and Transport Canada's Vehicle Recalls Database (contains information licensed under the Open Government Licence – Canada). Recalls updated 2026-10-30.