✔Compatible with: For Buick: 2004 Rainier 5.3L. For Hummer: 2003-2007 H2 6.0L. For Isuzu: 2003-2004 Ascender 5.3L. For Cadillac: 2002-2006 Escalade 5.3L/6.0L
2003-2006 Escalade Esv 6.0L
2002-2006 Escalade Ext 6.0L.For Chevrolet: 2002-2006 Avalanche 1500 5.3L
2003-2007 Express 1500 5.3L
2003-2007 Express 2500 5.3L/6.0L
2003-2007 Express 3500 6.0L
1999-2006 Silverado 1500 5.3L/6.0L
2007 Silverado 1500 Classic 5.3L/6.0L
1999-2006 Silverado 2500 5.3L/6.0L
2007 Silverado 2500 Classic 6.0L
2001-2006 Silverado 3500 6.0L
2007 Silverado 3500 Classic 6.0L
2004 Ssr 5.3L
2000-2006 Suburban 1500 5.3L
2000-2006 Tahoe 5.3L
2003-2004 Trailblazer Ext 5.3L. ✔Compatible with: For Gmc: 2003-2004 Envoy Xl 5.3L
2004 Envoy Xuv 5.3L
2003-2007 Savana 1500 5.3L
2003-2007 Savana 2500 5.3L/6.0L
2003-2007 Savana 3500 6.0L
1999-2006 Sierra 1500 5.3L/6.0L
2007 Sierra 1500 Classic 5.3L/6.0L
1999-2006 Sierra 2500 5.3L/6.0L
2007 Sierra 2500 Classic 6.0L
2007 Sierra 3500 Classic 6.0L
2001-2006 Sierra 3500 6.0L
2000-2006 Yukon 5.3L/6.0L
2000-2006 Yukon Xl 1500 5.3L/6.0L
2001-2006 Yukon Xl 2500 6.0L. ✔Restore Cooling Efficiency: 626-543 Engine Coolant Air Bleed Pipe resolves common cooling system failures like coolant leaks, overheating, and heater core malfunctions caused by cracked or corroded pipes. Its OEM-grade design restores proper coolant flow between the engine and heater core, eliminating air pockets and maintaining consistent cabin heat. ✔High-quality: Crafted from high-grade aluminum and reinforced rubber, 626-543 crossover pipe withstands extreme temperatures, pressure fluctuations. The corrosion-resistant aluminum fittings and seamless welds prevent premature failure, while the reinforced hose sections resist cracking or bulging under stress. ✔Direct OEM Replacement: The 626-543 Engine Coolant Bleeder Crossover Pipe is precision-engineered to replace OEM part numbers 12559091, 12604711, 12581215, and 626543. Note: Verify your vehicle’s engine size and heater hose routing before purchase. Replaces worn or damaged OEM parts to restore factory-level cooling efficiency and prevent engine damage from overheating. ✔After-Sales Service: We’re here for you 24/7! Enjoy 1-year product service and dedicated support. Whether it’s about the engine block heater installation, product performance, or any other concerns, don’t hesitate to reach out—we’ve got you covered. Manufacturer Part Number: 626-543 Replacement Part Number: 626-543, 626543, 12559091, 12604711, 12581215 Compatible with the following vehicles: 2004 Buick Rainier 5.3L 2002-2006 Cadillac Escalade 5.3L/6.0L 2003-2006 Cadillac Escalade Esv 6.0L 2002-2006 Cadillac Escalade Ext 6.0L 2002-2006 Chevrolet Avalanche 1500 5.3L 2003-2007 Chevrolet Express 1500 5.3L 2003-2007 Chevrolet Express 2500 5.3L/6.0L 2003-2007 Chevrolet Express 3500 6.0L 1999-2006 Chevrolet Silverado 1500 5.3L/6.0L 2007 Chevrolet Silverado 1500 Classic 5.3L/6.0L 1999-2006 Chevrolet Silverado 2500 5.3L/6.0L 2007 Chevrolet Silverado 2500 Classic 6.0L 2001-2006 Chevrolet Silverado 3500 6.0L 2007 Chevrolet Silverado 3500 Classic 6.0L 2004 Chevrolet Ssr 5.3L 2000-2006 Chevrolet Suburban 1500 5.3L 2000-2006 Chevrolet Tahoe 5.3L 2003-2004 Chevrolet Trailblazer Ext 5.3L 2003-2004 Gmc Envoy Xl 5.3L 2004 Gmc Envoy Xuv 5.3L 2003-2007 Gmc Savana 1500 5.3L 2003-2007 Gmc Savana 2500 5.3L/6.0L 2003-2007 Gmc Savana 3500 6.0L 1999-2006 Gmc Sierra 1500 5.3L/6.0L 2007 Gmc Sierra 1500 Classic 5.3L/6.0L 1999-2006 Gmc Sierra 2500 5.3L/6.0L 2007 Gmc Sierra 2500 Classic 6.0L 2007 Gmc Sierra 3500 Classic 6.0L 2001-2006 Gmc Sierra 3500 6.0L 2000-2006 Gmc Yukon 5.3L/6.0L 2000-2006 Gmc Yukon Xl 1500 5.3L/6.0L 2001-2006 Gmc Yukon Xl 2500 6.0L 2003-2007 Hummer H2 6.0L 2003-2004 Isuzu Ascender 5.3L
2003-2006 Escalade Esv 6.0L
2002-2006 Escalade Ext 6.0L.For Chevrolet: 2002-2006 Avalanche 1500 5.3L
2003-2007 Express 1500 5.3L
2003-2007 Express 2500 5.3L/6.0L
2003-2007 Express 3500 6.0L
1999-2006 Silverado 1500 5.3L/6.0L
2007 Silverado 1500 Classic 5.3L/6.0L
1999-2006 Silverado 2500 5.3L/6.0L
2007 Silverado 2500 Classic 6.0L
2001-2006 Silverado 3500 6.0L
2007 Silverado 3500 Classic 6.0L
2004 Ssr 5.3L
2000-2006 Suburban 1500 5.3L
2000-2006 Tahoe 5.3L
2003-2004 Trailblazer Ext 5.3L. ✔Compatible with: For Gmc: 2003-2004 Envoy Xl 5.3L
2004 Envoy Xuv 5.3L
2003-2007 Savana 1500 5.3L
2003-2007 Savana 2500 5.3L/6.0L
2003-2007 Savana 3500 6.0L
1999-2006 Sierra 1500 5.3L/6.0L
2007 Sierra 1500 Classic 5.3L/6.0L
1999-2006 Sierra 2500 5.3L/6.0L
2007 Sierra 2500 Classic 6.0L
2007 Sierra 3500 Classic 6.0L
2001-2006 Sierra 3500 6.0L
2000-2006 Yukon 5.3L/6.0L
2000-2006 Yukon Xl 1500 5.3L/6.0L
2001-2006 Yukon Xl 2500 6.0L. ✔Restore Cooling Efficiency: 626-543 Engine Coolant Air Bleed Pipe resolves common cooling system failures like coolant leaks, overheating, and heater core malfunctions caused by cracked or corroded pipes. Its OEM-grade design restores proper coolant flow between the engine and heater core, eliminating air pockets and maintaining consistent cabin heat. ✔High-quality: Crafted from high-grade aluminum and reinforced rubber, 626-543 crossover pipe withstands extreme temperatures, pressure fluctuations. The corrosion-resistant aluminum fittings and seamless welds prevent premature failure, while the reinforced hose sections resist cracking or bulging under stress. ✔Direct OEM Replacement: The 626-543 Engine Coolant Bleeder Crossover Pipe is precision-engineered to replace OEM part numbers 12559091, 12604711, 12581215, and 626543. Note: Verify your vehicle’s engine size and heater hose routing before purchase. Replaces worn or damaged OEM parts to restore factory-level cooling efficiency and prevent engine damage from overheating. ✔After-Sales Service: We’re here for you 24/7! Enjoy 1-year product service and dedicated support. Whether it’s about the engine block heater installation, product performance, or any other concerns, don’t hesitate to reach out—we’ve got you covered. Manufacturer Part Number: 626-543 Replacement Part Number: 626-543, 626543, 12559091, 12604711, 12581215 Compatible with the following vehicles: 2004 Buick Rainier 5.3L 2002-2006 Cadillac Escalade 5.3L/6.0L 2003-2006 Cadillac Escalade Esv 6.0L 2002-2006 Cadillac Escalade Ext 6.0L 2002-2006 Chevrolet Avalanche 1500 5.3L 2003-2007 Chevrolet Express 1500 5.3L 2003-2007 Chevrolet Express 2500 5.3L/6.0L 2003-2007 Chevrolet Express 3500 6.0L 1999-2006 Chevrolet Silverado 1500 5.3L/6.0L 2007 Chevrolet Silverado 1500 Classic 5.3L/6.0L 1999-2006 Chevrolet Silverado 2500 5.3L/6.0L 2007 Chevrolet Silverado 2500 Classic 6.0L 2001-2006 Chevrolet Silverado 3500 6.0L 2007 Chevrolet Silverado 3500 Classic 6.0L 2004 Chevrolet Ssr 5.3L 2000-2006 Chevrolet Suburban 1500 5.3L 2000-2006 Chevrolet Tahoe 5.3L 2003-2004 Chevrolet Trailblazer Ext 5.3L 2003-2004 Gmc Envoy Xl 5.3L 2004 Gmc Envoy Xuv 5.3L 2003-2007 Gmc Savana 1500 5.3L 2003-2007 Gmc Savana 2500 5.3L/6.0L 2003-2007 Gmc Savana 3500 6.0L 1999-2006 Gmc Sierra 1500 5.3L/6.0L 2007 Gmc Sierra 1500 Classic 5.3L/6.0L 1999-2006 Gmc Sierra 2500 5.3L/6.0L 2007 Gmc Sierra 2500 Classic 6.0L 2007 Gmc Sierra 3500 Classic 6.0L 2001-2006 Gmc Sierra 3500 6.0L 2000-2006 Gmc Yukon 5.3L/6.0L 2000-2006 Gmc Yukon Xl 1500 5.3L/6.0L 2001-2006 Gmc Yukon Xl 2500 6.0L 2003-2007 Hummer H2 6.0L 2003-2004 Isuzu Ascender 5.3L