Dorman Throttle Body (MPN: 977-161)

Advanced design to prevent moisture and oil intrusion failures.

The Dorman Throttle Body is engineered to address common failures associated with moisture and oil intrusion that can compromise internal electronics. Utilizing Dorman Sensor Shield technology, this throttle body features a proprietary butterfly shaft seal designed to enhance durability and reliability. Constructed from 100 percent new aluminum, it eliminates the need for a core charge and ensures a dependable replacement option.

This electronic throttle body incorporates upgraded internal components that significantly reduce the risk of future failures. Installation is straightforward, mirroring the original equipment setup with a plug-and-play electrical connector for ease of use. Designed in the United States, this product is backed by decades of automotive aftermarket experience, ensuring quality engineering and performance.

Features

• New Construction - 100 Percent New Case Aluminum, Not Remanufactured, For Reliability And The Convenience Of No Core Charge
• Upgraded Replacement - This Electronic Throttle Body Features Enhanced Internal Components To Prevent Future Failures
• Simple Replacement - Installation Is The Same As Original Equipment With Plug-And-Play Electrical Connector
• Quality Engineering - Designed In The United States And Backed By Decades Of Automotive Aftermarket Experience

Specifications

• Manufacturer: Dorman
• Manufacturer Part Number: 977-161
• Type: OEM
• Venturi Diameter (MM): No Venturi
• Venturi Quantity: 0
• Mount Flange: OEM
• Finish: Natural
• Color: Black
• Material: Aluminum
• Includes Gaskets: No
• Includes IAC Motor: Yes
• Includes Injectors: No
• Includes TPS Sensor: No
• Includes Hardware: No

Compatibility / Fit

• 2004-2004 Buick Rainier
• 2003-2006 Cadillac Escalade
• 2003-2006 Cadillac Escalade ESV
• 2003-2006 Cadillac Escalade EXT
• 2003-2006 Chevrolet Avalanche 1500
• 2007-2007 Chevrolet Express 1500
• 2004-2007 Chevrolet Express 2500
• 2004-2007 Chevrolet Express 3500
• 2003-2006 Chevrolet Silverado 1500
• 2007-2007 Chevrolet Silverado 1500 Classic
• 2003-2003 Chevrolet Silverado 1500 HD
• 2005-2006 Chevrolet Silverado 1500 HD
• 2007-2007 Chevrolet Silverado 1500 HD Classic
• 2003-2004 Chevrolet Silverado 2500
• 2003-2006 Chevrolet Silverado 2500 HD
• 2007-2007 Chevrolet Silverado 2500 HD Classic
• 2003-2006 Chevrolet Silverado 3500
• 2007-2007 Chevrolet Silverado 3500 Classic
• 2003-2004 Chevrolet SSR
• 2003-2006 Chevrolet Suburban 1500
• 2003-2006 Chevrolet Suburban 2500
• 2003-2006 Chevrolet Tahoe
• 2003-2004 GMC Envoy XL
• 2007-2007 GMC Savana 1500
• 2004-2007 GMC Savana 2500
• 2004-2007 GMC Savana 3500
• 2003-2006 GMC Sierra 1500
• 2007-2007 GMC Sierra 1500 Classic
• 2003-2003 GMC Sierra 1500 HD
• 2005-2006 GMC Sierra 1500 HD
• 2007-2007 GMC Sierra 1500 HD Classic
• 2003-2004 GMC Sierra 2500
• 2003-2006 GMC Sierra 2500 HD
• 2007-2007 GMC Sierra 2500 HD Classic
• 2003-2006 GMC Sierra 3500
• 2007-2007 GMC Sierra 3500 Classic
• 2003-2006 GMC Yukon
• 2003-2006 GMC Yukon XL 1500
• 2003-2006 GMC Yukon XL 2500
• 2003-2007 Hummer H2

Technical Documents

• electronic-throttle-body_sell-sheet.pdf

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