The 2004 Chevrolet Colorado came with GM’s 3.5L inline 5-cylinder engine (RPO code L52) as the standard powerplant. This unique engine produces 220 horsepower at 5,600 RPM and 225 lb-ft of torque at 2,800 RPM. The 5-cylinder design was chosen to provide better fuel economy than a V6 while offering more power than a 4-cylinder. It features an aluminum block with iron cylinder liners, dual overhead cams, and variable valve timing. The engine was paired with either a 5-speed manual or 4-speed automatic transmission and was available in both 2WD and 4WD configurations.

The 2004 Chevrolet Colorado shares most parts with the 2004-2012 Colorado and GMC Canyon models, as they’re built on the same GMT355 platform. The 3.5L 5-cylinder engine was used from 2004-2006, so engine-specific parts interchange within those years. Body panels, interior components, suspension parts, and most mechanical components are compatible across the entire first-generation run (2004-2012). However, there were minor updates in 2007 and 2009 that affected some trim pieces and electrical components. The transmission, differential, and brake components remained largely unchanged throughout the generation, making parts sourcing relatively straightforward.

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 3.5L 5-cylinder engine has mixed reliability, with some significant weaknesses to consider. While the engine can provide good service when properly maintained, it’s prone to cylinder head cracking issues that can be expensive to repair. Regular coolant changes every 30,000 miles and maintaining proper operating temperatures are crucial for longevity. The timing chain and variable valve timing system are generally reliable, but intake manifold gasket failures are common. With diligent maintenance including regular oil changes every 5,000 miles and prompt attention to cooling system issues, these engines can reach 150,000+ miles, though major repairs should be expected along the way.