[Replace Number] AW5103, 12566029, 12618472, 12637479, 12645176, 12657499, 1740078J00, 1740178811, 1740178812, 6334043, 92149009, 95711070, 95711081, PA10105.Includes pump assembly and a high-performance composite fiber gasket for a complete install. [High Performance & Durability] We use premium components and strict quality control standards to ensure superior performance and durability, and every product meets our high quality benchmarks.Includes an upgraded, multi-layer composite fiber gasket designed for superior heat and chemical resistance [ISO 9001 & IATF 16949 Certified] Manufactured under ISO 9001 & IATF 16949 certified quality systems. Each pump is validated with professional equipment (e.g., from DV Canada) for flow, pressure, and seal integrity, ensuring OE-level performance and durability. [Straightforward DIY Installation Guide] Rated as an Easy to Moderate (★★☆☆☆) project. DIYers with basic experience can typically complete the installation in 60-90 minutes using common hand tools. Critical surface preparation steps are clearly outlined to prevent leaks. [1-Year Manufacturer Replacement : Fast, Direct] Backed by both the manufacturer and seller, you get double assurance—any issue is resolved quickly and efficiently Restore Factory Cooling Performance for GM 2.8L, 3.0L & 3.6L V6 Engines Is your GM vehicle overheating, or have you spotted coolant leaks near the timing cover? A failing water pump is often the culprit. The BDELI AW5103 is more than just a part—it's an engineered solution for the GM High Feature V6 engine family (including LFX, LLT, LY7). We provide OE-matching fit, critical component upgrades, and clear guidance for a successful repair. Why This is the Right Pump for Your Vehicle Precision Fit for Dozens of Models: This is a direct-fit replacement designed for a vast range of 2007-2020 vehicles from Chevrolet, GMC, Cadillac, Buick, Pontiac, and more—from the Chevy Traverse to the Cadillac CTS. It seamlessly replaces numerous OEM part numbers. Upgraded Seal for Lasting Protection: We've listened to feedback. This kit includes a durable composite fiber gasket, engineered to outperform basic materials. It offers better resistance to heat, coolant corrosion, and compression set, aiming for a reliable, long-term seal. Quality Built on International Standards: Every pump originates from ISO 9001 & IATF 16949 certified manufacturing facilities. Post-production, each unit undergoes rigorous performance and leak testing using professional-grade equipment, verifying its capability to handle the demands of your engine. Technical Specifications & Package Contents Housing Material: High-strength cast aluminum for optimal heat dissipation and corrosion resistance. Impeller Design: Engineered composite or plastic (PPS) impeller for efficient flow with low rotational mass. Seal & Bearing: Robust bearing and mechanical seal assembly designed for high-RPM, high-temperature operation. What's in the Box: 1 x BDELI AW5103 Water Pump Assembly 1 x Upgraded Composite Fiber Mounting Gasket Necessary mounting hardware (as required) Note: Some applications may require a separate pulley or O-rings. Please inspect your old pump before installation. Professional Installation Guide & Critical Notes WARNING: This repair typically requires disassembly of the timing system. Incorrect procedure can cause severe engine damage. If you are not experienced, professional installation is strongly recommended. 1. Project Assessment & Prep Skill Level: Easy to Moderate Estimated Time: 1-2 hours (varies by model) Essential Tools & Supplies: Full metric socket set, extensions, and a CRITICAL torque wrench E-Torx sockets (if needed), screwdrivers, pliers Floor jack and high-quality jack stands New OEM-specified coolant (e.g., Dex-Cool) Coolant drain pan, funnel, shop towels 2. Core Procedure Overview Safety First: Work on a cold engine. Disconnect the battery and safely elevate the front of the vehicle. Drain Coolant: Drain the cooling system via the radiator or engine block drain. Gain Access: Remove components like the air intake, accessory drive belt, and any covers to access the timing chain/belt cover. Timing System Service (Most Critical Step): Remove the timing cover. Before disturbing anything, use proper tools to lock the crankshaft and camshafts in place, or meticulously mark all timing marks relative to the chain/belt and sprockets. Release tension and remove the timing chain or belt. Pump Replacement: Unbolt and remove the old water pump. Scrupulously clean the engine block sealing surface of all old gasket material. Place the new composite gasket, install the BDELI pump, and torque bolts in the correct sequence and to the exact specification from the service manual. Reassembly & Bleeding: Reinstall the timing system, ensuring all marks align perfectly. Set tension correctly. Reinstall all removed components. Refill with fresh coolant. Start the engine, run with the heater on high to bleed air, and top up as nee