Throttle Body Replacement

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Common symptoms

Throttle body and electronic throttle body issues can result in the engine stalling, failing to start, warning lights on the instrument cluster, and hesitation or power surging on acceleration.

Common misdiagnoses

The throttle position sensor is often blamed for throttle body issues, and care should be taken with electronic throttle bodies to ensure the accelerator pedal is not the faulty component.

Best practices

Your technician may recommend cleaning the throttle body or programming the powertrain control module before replacing the throttle body.

GMC Throttle Body Replacement Cost Estimates

The average cost for a Throttle Body Replacement is between $641 and $675 but can vary from car to car.

GMC Sonoma Throttle Body Replacement Cost by Year

The average cost for a GMC Sonoma Throttle Body Replacement is between $641 and $675 but can vary from car to car.

Estimates last updated January 28, 2026

2002 GMC Sonoma Throttle Body Replacement Cost

The average cost for a 2002 GMC Sonoma Throttle Body Replacement is between $641 and $675.

Labor costs are estimated between $73 and $107 while parts are typically priced around $568.
This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed.
For a more accurate estimate based on your location, use our Fair Price Estimator below.

Throttle Body Replacement

Jump to:Commonly associated repairs Cost estimates by vehicle Cost estimates by year

Common symptoms

Throttle body and electronic throttle body issues can result in the engine stalling, failing to start, warning lights on the instrument cluster, and hesitation or power surging on acceleration.

Common misdiagnoses

The throttle position sensor is often blamed for throttle body issues, and care should be taken with electronic throttle bodies to ensure the accelerator pedal is not the faulty component.