2002 GMC Truck Yukon Xl 2500 Engine — Part # 4A0177 — Supreme Truck & Auto Parts LLC · Kennewick, WA

When considering a replacement engine for your 2002 GMC Truck Yukon XL 2500, one critical factor often overlooked is the engine's operational condition, especially if the engine is locked up. This listing offers an 8.1-liter engine core that is currently locked up, meaning it is not in running condition and may require significant refurbishment or rebuilding. Buyers should carefully evaluate whether they have the resources and expertise to restore this engine or if they should seek a fully operational unit. This engine is identified by the seller stock number 4A0177 and is graded as a C, indicating it may have considerable wear or damage. The seller notes it is an 8A4 engine core, which corresponds to the 8.1-liter V8 engine used in this model year and vehicle type. The listing also mentions an estimated CO2e savings of 1194kg, reflecting environmental benefits if the core is remanufactured or recycled. When comparing this engine to others, consider the locked-up status carefully. Unlike engines sold as running or rebuilt, this core may require a full teardown and rebuild, which can be costly and time-consuming. Verify the engine's compatibility with your vehicle's specific configuration and engine code to ensure a proper fit. The seller's record confirms this engine is from a 2002 GMC Truck Yukon XL 2500, providing a solid reference for fitment. However, buyers should verify the engine's exact specifications and condition before purchase. For more options, explore GMC parts to find components that meet your needs. If you are prepared to invest in rebuilding or need a core for parts, this engine may be suitable. Otherwise, consider engines in better condition or fully operational units to minimize installation risks. Reach out to the seller for detailed condition reports and compatibility questions before proceeding.