Dorman Throttle Body (MPN: 977-559)

Advanced design to enhance reliability and prevent failures.

The Dorman Throttle Body is engineered to address common failures associated with original equipment throttle bodies, particularly those caused by moisture, oil intrusion, and wear on internal electronics. This unit features a non-contact Hall effect sensor and a robust shaft seal, significantly reducing the risk of future malfunctions. Constructed from 100 percent new aluminum, this throttle body ensures reliability without the inconvenience of a core charge.

Each assembly includes a new throttle position sensor, providing a complete solution for repairs. The plug-and-play design allows for easy installation, making it a direct replacement for OEM units. Enhanced internal components have been rigorously tested, demonstrating endurance through over 1 million cycle tests, ensuring long-lasting performance in various driving conditions.

This throttle body is designed for electronic applications and is finished in a natural silver color. It is a reliable choice for those seeking to maintain optimal engine performance and efficiency.

Features

• New Construction - 100 Percent New Case Aluminum, Not Remanufactured, For Reliability And Convenience Of No Core Charge
• Complete Assembly - Each Unit Includes New Throttle Position Sensor For Full Repair
• Direct Replacement - This Plug-And-Play Replacement Throttle Body Features Enhanced Internal Components To Prevent Future Failures
• Quality Engineering - Endurance Proven With Over 1 Million Cycle Tests

Specifications

• Manufacturer: Dorman
• Manufacturer Part Number: 977-559
• Type: Electronic
• Venturi Diameter (MM): OEM
• Venturi Quantity: 0
• Mount Flange: OEM
• Finish: Natural
• Color: Silver
• Material: Aluminum
• Includes Gaskets: No
• Includes IAC Motor: No
• Includes Injectors: No
• Includes TPS Sensor: Yes
• Includes Hardware: No

Compatibility / Fit

• 2006-2008 Chevrolet Aveo

Technical Documents

• electronic-throttle-body_sell-sheet.pdf

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