2019 GMC Truck Sierra 3500 Engine — Part # J1776 — St.James Auto & Truck Parts-ARA Gold Seal, URG, Team PRP · St.James, MO

When selecting a replacement engine, one of the most critical yet often overlooked considerations is the exact engine code and condition to ensure compatibility and performance. This listing features a 6.6L (L5P) engine from a 2019 GMC Sierra 3500 truck, identified by the seller stock number J1776. The L5P is a Duramax turbo-diesel engine known for its durability and power, commonly used in heavy-duty GMC trucks. This particular engine is graded B, indicating it is in good running condition, as supported by the seller's note and available video evidence. However, buyers should verify the engine's compatibility with their specific vehicle configuration, as variations in emissions controls and wiring harnesses may exist. The seller notes this engine runs well and provides an estimated CO2e savings of 1194 kg, which might be relevant for buyers considering environmental impact or regulatory compliance. Since this is a used engine, inspecting for any hidden wear or damage is advised. Comparing this engine to others involves confirming the exact engine code (L5P) and ensuring it matches your vehicle's requirements, including mounting points and electronic connections. This engine is sourced from a 2019 GMC Sierra 3500 truck, ensuring it is a direct fit for that model year and configuration. For more information on compatible parts, you can explore GMC parts. Before purchase, confirm your vehicle's engine code and any specific requirements to avoid installation issues. Take the next step by reviewing the seller's video, verifying your vehicle's engine specifications, and contacting the seller for any additional details. This approach will help ensure you acquire a reliable engine that meets your needs and maintains your truck's performance.