2006–2007 Mercedes-Benz C-Class (W203)
Browse our directory of 2006–2007 Mercedes-Benz C-Class (W203) vehicles. Access instant MOT history reports, tax status, and reliability insights for any registration listed below.
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Common Problems & Reliability
The 2006–2007 Mercedes-Benz C-Class (W203) has 2 known issues. 2 of these are classified as serious faults that could be expensive to repair.
M271 timing chain stretch
SeriousThe 1.8 Kompressor petrol engine uses a timing chain that stretches over time, causing rattling on cold start. In severe cases the chain can jump, destroying the engine.
Symptoms: Rattling noise on cold start, Engine management light...
Est. repair cost: £500–£1,500
Rust on arches, sills and bootlid
SeriousW203s are notorious for corrosion around the wheel arches, sills and bootlid edges. Structural corrosion on sills and subframe mounting areas is an MOT failure.
Symptoms: Bubbling paint around arches, Crusty sills...
Est. repair cost: £300–£2,000+
Buying Tips for the 2006–2007 Mercedes-Benz C-Class (W203)
- ✓Confirm the car escaped the Valeo radiator issue (pre-2005).
- ✓Check for rust around arches and bootlid.
- ✓Listen for timing chain rattle on M271 petrols.
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