Most common 2005 Mercedes-Benz C Class problems
Share of the 5 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Mercedes-Benz C Class complaints by model year
Best C Class years: 1996, 1998, 2000. Years to avoid: 2002, 2004, 2008, 2001. Compare all years →
2005 Mercedes-Benz C Class recalls (2)
Electrical system
Mercedes-Benz is recalling my 2006-2008 m-class, r-class, my 2005-2009 slk-class, my 2005-2008 c-class, my 2003-2004 and 2006-2008 clk-class, my 2003-2008 e-class, my 2004 and 2008 cl-class, my 2008 cls-class, my 2004 and 2007-2008 s-class, my 2003 g-class, and my 2003-2004, 2006 and 2009 sl-class vehicles.
Remedy: Dealers will recode the scn free of charge. The recall began on August 30, 2008. Owners May contact Mercedes-Benz at 1-800-367-6372.
Air bags
Certain passenger vehicles equipped with sport model steering wheels fail to comply with the requirements of federal motor vehicle safety standard no. 208, "occupant crash protection." in certain low risk air bag deployment tests conducted by NHTSA, using an out-of-position unbelted 5th percentile female crash test dummy,…
Remedy: Dealers will install a new air bag inflator module free of charge. The recall began on March 15, 2006. Owners May contact Mercedes-Benz at 1-800-367-6372.
2005 Mercedes-Benz C Class engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 1.8L 4-cyl supercharged | 5-speed automatic | RWD | 21 / 29 / 24 |
| 1.8L 4-cyl supercharged | 6-speed manual | RWD | 20 / 29 / 23 |
| 3.2L 6-cyl | 5-speed automatic | 4WD/AWD | 17 / 24 / 20 |
| 2.6L 6-cyl | 5-speed automatic | RWD | 17 / 23 / 20 |
| 3.2L 6-cyl | 5-speed automatic | RWD | 18 / 24 / 20 |
| 2.6L 6-cyl | 5-speed automatic | 4WD/AWD | 17 / 23 / 19 |
| 3.2L 6-cyl | 6-speed manual | RWD | 17 / 24 / 19 |
| 5.4L 8-cyl | 5-speed automatic | RWD | 14 / 20 / 16 |
EPA ratings. Class: Compact car.
Frequently asked questions
Is the 2005 Mercedes-Benz C Class a good car?
Based on 5 owner complaints filed with NHTSA, the 2005 C Class rates average: 36% fewer complaints than a typical year of the C Class at the same age. Complaint counts don't account for sales volume or individual maintenance, so have any used car inspected before buying.
What is the most common problem with the 2005 Mercedes-Benz C Class?
The transmission & drivetrain — 2 complaints, 40% of all complaints for this model year, most often about automatic transmission. Next are the seats (2) and air bags (1).
How many recalls does the 2005 Mercedes-Benz C Class have?
There are 2 recalls for the 2005 Mercedes-Benz C Class, the most recent from July 7, 2008 (electrical system). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
What are the best and worst years of the Mercedes-Benz C Class?
The best years by complaints, compared at the same age, are 1996, 1998 and 2000. Years to avoid or approach with caution: 2002, 2004, 2008 and 2001. See the full Mercedes-Benz C Class years comparison.
At what mileage do 2005 Mercedes-Benz C Class problems happen?
The median mileage reported in complaints is about 81,000 miles; 25% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.