2007 Mercedes-Benz C280
Introduction:
The 2007 Mercedes-Benz C280 is a compact executive sedan powered by a 3.0-liter V6 engine delivering 228 horsepower and 221 lb-ft of torque. It was available with either a 6-speed manual or 5-speed automatic transmission. The C280 was praised for its refined ride, spacious interior, and luxurious amenities. However, it also faced criticism for its high maintenance costs and lack of sportiness.
Engine
- 3.0L V6 Engine
- Oil Leak from Timing Chain Cover Gasket: Oil leaks from the timing chain cover gasket onto the engine. Symptoms include low oil levels and oil stains under the vehicle. Solution involves replacing the timing chain cover gasket. Estimated Cost to Fix: $500 - $1,000+
- Intake Manifold Runner Failure: The intake manifold runners fail, causing a loss of power and decreased fuel economy. Solution involves replacing the intake manifold. Estimated Cost to Fix: $1,000 - $2,000+
- Camshaft Adjuster Solenoid Valve Failure: The camshaft adjuster solenoid valve fails, leading to rough idling, decreased engine performance, and check engine light illumination. Solution involves replacing the camshaft adjuster solenoid valve. Estimated Cost to Fix: $300 - $600+
Transmission
- 6-Speed Manual Transmission
- No Issues Found
- 5-Speed Automatic Transmission
- Torque Converter Failure: The torque converter fails, resulting in slipping, shuddering, and difficulty shifting gears. Solution involves replacing the torque converter. Estimated Cost to Fix: $1,500 - $3,000+
- Transmission Control Unit Failure: The transmission control unit fails, leading to shifting issues, check engine light illumination, and transmission limp mode. Solution involves replacing the transmission control unit. Estimated Cost to Fix: $1,000 - $2,000+
Suspension
- Front Suspension Strut Mount Failure: The front suspension strut mounts fail, causing knocking and clunking noises over bumps. Solution involves replacing the strut mounts. Estimated Cost to Fix: $300 - $600+
- Rear Spring Perch Rust: The rear spring perches rust, weakening the suspension and affecting ride quality. Solution involves replacing the rear spring perches. Estimated Cost to Fix: $500 - $1,000+
Electrical
- Headlight Switch Failure: The headlight switch fails, resulting in intermittent or complete headlight failure. Solution involves replacing the headlight switch. Estimated Cost to Fix: $200 - $400+
- SAM Unit Failure: The Signal Acquisition Module (SAM) unit fails, causing electrical faults, interior light malfunctions, and battery drain. Solution involves replacing the SAM unit. Estimated Cost to Fix: $500 - $1,000+
Exterior
- Hood Paint Peeling: The hood paint peels off due to poor adhesion. Solution involves repainting or replacing the hood. Estimated Cost to Fix: $500 - $1,500+
Interior
- Steering Wheel Button Malfunction: The steering wheel buttons malfunction, affecting cruise control, audio controls, and other functions. Solution involves replacing the steering wheel button panel. Estimated Cost to Fix: $200 - $400+
- Center Console Trim Peeling: The center console trim peels off, exposing the underlying plastic. Solution involves replacing the center console trim. Estimated Cost to Fix: $100 - $200+
Summary:
The 2007 Mercedes-Benz C280 exhibits a range of issues affecting its engine, transmission, suspension, electrical, exterior, and interior components. Some issues, such as the oil leak and intake manifold runner failure, can be costly to repair. Other issues, like the steering wheel button malfunction and center console trim peeling, are less severe and less expensive. Overall, the C280 has a mixed reliability record, with some potential for expensive repairs, but also offering a comfortable and refined driving experience.