2001 GMC Truck Sierra 3500 Engine — Part # 011504 — ABC Used Parts, Inc. · Colorado Springs, CO

When considering an engine replacement for your 2001 GMC Truck Sierra 3500, one of the most critical yet often overlooked factors is the engine's specific configuration and condition. This listing features a 6.6L engine with automatic transmission overdrive (ATOD) and 4x4 drivetrain, reflecting the original setup for this vehicle. Ensuring these details match your vehicle's specifications is essential for compatibility and optimal performance. This engine is graded A and noted to be in running condition, which suggests it has been tested and is operational. However, buyers should verify the exact engine code and transmission compatibility, as variations can exist even within the same model year and engine size. The seller notes "RUNS GOOD SL," which may indicate a specific sub-configuration or trim level, but this should be clarified before purchase. Comparing this engine to others involves checking the displacement (6.6L), drivetrain (4x4), and transmission type (ATOD). If your vehicle matches these criteria, this engine is a strong candidate. Additionally, the estimated CO2e savings of 1194kg might be relevant for environmentally conscious buyers or those tracking emissions impact. This engine is sourced from a 2001 GMC Truck Sierra 3500, providing a direct donor vehicle reference. For further details or to explore other options, consider browsing GMC parts. Before finalizing your purchase, confirm the engine's serial number, check for any included components, and assess the physical and mechanical condition upon inspection. This approach ensures you receive a compatible and reliable replacement engine. Take the next step to restore your Sierra 3500's power by verifying these details and contacting the seller for any additional information or images.