84564686 Engine Coolant Heater Extension Cable - Fits Chevy Silverado 1500 2019-2023, GMC Sierra 2500/3500 HD Duramax Trucks 2020-2024, Buick & Cadillac Models 2019-2022, Block Heater Power Cord

Product Description: Ensure reliable cold-weather starts for your GM truck or SUV with this genuine-fit Engine Block Heater Replacement Cable. Compatibility & Replacement Info: Replaces OEM Part Numbers: 84564686, 84368753, 84744850, 84789749. Fits Chevrolet Models: Silverado 1500, LD, LTD (Model Years 2019-2024) Silverado 2500 HD Duramax (Model Years 2020-2024) Silverado 3500 HD Duramax (Model Years 2020-2024) Tahoe & Suburban (Model Years 2021-2024) Colorado (Model Years 2023-2024) Fits GMC Models: Sierra, Yukon, Yukon XL (Model Years 2021-2024) Fits Cadillac Models: Escalade (Model Years 2021-2024). Guaranteed Fit & Function: Precision-engineered to match the original equipment design, providing a perfect connection to your vehicle's factory block heater system. Built for Durability: Constructed with high-grade materials to resist cracking, corrosion, and extreme temperature fluctuations, ensuring long-lasting performance. Effortless Installation: A true plug-and-play component. The connector is designed for easy attachment without any cutting, splicing, or special tools required. Optimizes Winter Performance: By properly preheating your engine coolant, this cable helps achieve smoother ignition, reduces starter and battery strain, and minimizes cold-start engine wear. Complete Package: Includes one (1) high-quality Engine Coolant Heater Extension Cable ready for installation.

• This engine block heater cable is a direct replacement for OEM part numbers 84564686, 84368753, 84744850, and 84789749. It is compatible with 2019-2023 Chevrolet Silverado 1500/LD/LTD, 2020-2024 Silverado 2500/3500 HD Duramax Trucks, 2019-2022 GMC Yukon/XL/Sierra, and select Buick & Cadillac models. Please verify your model and year before purchase.
• Manufactured with high-grade, temperature-resistant materials and durable copper wiring, this heater cable is built to withstand extreme cold and harsh engine bay environments, ensuring reliable performance and longevity season after season.
• Engineered for a precise, hassle-free fit. The plug features a non-slip grip for easy connection and disconnection. It is a true plug-and-play component that requires no special tools or modifications, restoring your factory heating system's functionality in minutes.
• Replacing a faulty or missing block heater cable is crucial. This part ensures efficient engine preheating, which promotes smoother cold starts, reduces engine wear, decreases fuel consumption on startup, and protects your engine during freezing temperatures.
• This replacement cable meets standards and is factory-tested for reliable performance. You will receive one engine block heater cable. Our customer support team is ready to assist if you have any questions about fitment or installation.