The 2009 Mercedes-Benz C-Class C300 is equipped with the M272 3.0L naturally aspirated V6 engine, producing 228 horsepower and 221 lb-ft of torque. This aluminum engine features variable valve timing (VVT) on both intake and exhaust camshafts, direct injection technology, and a sophisticated intake manifold with variable runner control. The engine is paired with Mercedes’ 7G-TRONIC seven-speed automatic transmission and is available in both rear-wheel drive and 4MATIC all-wheel drive configurations. This powerplant provides smooth acceleration and refined operation, though it requires premium fuel and regular maintenance to perform optimally.

The 2009 Mercedes-Benz C-Class shares most parts with the W204 generation spanning 2008-2014. Engine components from the M272 3.0L V6 are compatible across C300 models from 2008-2011, with some variations in 2012-2014 due to minor updates. Body panels, interior components, and suspension parts generally interchange within the entire W204 generation. However, pre-facelift models (2008-2011) and post-facelift models (2012-2014) have different headlights, taillights, and some trim pieces. Electronic modules and some wiring harnesses may have programming differences between model years, so verification of part numbers is recommended for optimal compatibility.

Parts availability changes daily. Call us at (603) 392-7313 or visit our online shop to check current inventory from this specific vehicle. If we have sold a part you need, our Parts Broker service can source it from our network of partner yards nationwide.

Yes! We ship parts from this vehicle and our entire inventory nationwide. Most orders ship within 1-2 business days via FedEx or freight carriers for larger components like engines and transmissions. Call (603) 392-7313 for a shipping quote on any part.

The M272 3.0L V6 engine in the 2009 C-Class offers good performance but has notable reliability concerns that owners should be aware of. The most significant issue is balance shaft wear, which can lead to expensive engine damage if not addressed early. Regular oil changes every 5,000 miles with high-quality synthetic oil are crucial, as is monitoring for unusual engine noises or vibrations. The variable valve timing system requires periodic maintenance of solenoids and timing chain components. Despite these issues, with proper preventive maintenance and early attention to warning signs, this engine can provide reliable service. Many owners report satisfactory longevity when maintenance is not deferred and quality parts are used for repairs.