Dorman 977-307 Fuel Injection Throttle Body Compatible with Select Models

Dorman 977-307 Fuel Injection Throttle Body Compatible with Select Models

• Direct replacement
• Designed to match the fit, function and appearance of the original part
• Plug and play installation - this throttle body plugs into the original equipment wiring harness with no adapter required
• Rigorously tested - this throttle body has undergone corrosion and try-on testing to ensure durability for a long service life
• Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience

The electronic throttle body assembly maintains the correct volume of air flow into the engine. Sold as a complete unit, our throttle body features a butterfly valve which is electronically controlled by the Engine Control Unit (ECU) to precisely open and close to regulate the fuel/air mixture. Since this part is essential to the operation of your vehicle's engine, quality tests on this part include on-vehicle testing and corrosion resistance testing to ensure this part conforms to product standards for durability and a longer service life. Vehicle model years this part fits: Buick Rainier: 2004 Cadillac Escalade: 2003, 2004, 2005, 2006 Chevrolet Avalanche 1500: 2003, 2004, 2005, 2006 Chevrolet Express 1500: 2007 Chevrolet Express 2500: 2003, 2004, 2005, 2006, 2007 Chevrolet Express 3500: 2003, 2004, 2005, 2006, 2007 Chevrolet Silverado 1500 Classic: 2007 Chevrolet Silverado 1500 HD Classic: 2007 Chevrolet Silverado 1500 HD: 2003, 2005, 2006 Chevrolet Silverado 1500: 2003, 2004, 2005, 2006 Chevrolet Silverado 2500 HD Classic: 2007 Chevrolet Silverado 2500 HD: 2003, 2004, 2005, 2006 Chevrolet Silverado 2500: 2003, 2004 Chevrolet Silverado 3500 Classic: 2007 Chevrolet Silverado 3500: 2003, 2004, 2005, 2006 Chevrolet SSR: 2003, 2004 Chevrolet Suburban 1500: 2003, 2004, 2005, 2006 Chevrolet Suburban 2500: 2003, 2004, 2005, 2006 Chevrolet Tahoe: 2003, 2004, 2005, 2006 Chevrolet Trailblazer: 2004 Chevrolet W3500 Tilt master: 2003, 2004, 2005, 2006, 2007 Chevrolet W4500 Tilt master: 2003, 2004, 2005, 2006, 2007 GMC Envoy XL: 2003, 2004 GMC Savana 1500: 2007 GMC Savana 2500: 2003, 2004, 2005, 2006, 2007 GMC Savana 3500: 2003, 2004, 2005, 2006, 2007 GMC Sierra 1500 Classic: 2007 GMC Sierra 1500 HD Classic: 2007 GMC Sierra 1500 HD: 2003, 2005, 2006 GMC Sierra 1500: 2003, 2004, 2005, 2006 GMC Sierra 2500 HD Classic: 2007 GMC Sierra 2500 HD: 2003, 2004, 2005, 2006 GMC Sierra 2500: 2003, 2004 GMC Sierra 3500 Classic: 2007 GMC Sierra 3500: 2003, 2004, 2005, 2006 GMC W3500 Forward: 2004, 2005, 2006, 2007 GMC W4500 Forward: 2003, 2004, 2005, 2006, 2007 GMC Yukon XL 1500: 2003, 2004, 2005, 2006 GMC Yukon XL 2500: 2003, 2004, 2005, 2006 GMC Yukon: 2003, 2004, 2005, 2006 Hummer H2: 2003, 2004, 2005, 2006, 2007