Removal Procedure

NOTE: Handle the electronic throttle control components carefully. Use cleanliness in order to prevent damage. Do not drop the electronic throttle control components. Do not roughly handle the electronic throttle control components. Do not immerse the electronic throttle control components in cleaning solvents of any type.

IMPORTANT: An 8 digit part identification number is stamped on the throttle body casting. Refer to this number if servicing, or part replacement is required.

Fig 1: View Of Generator, Injector Harness, Ignition Coil Harness, ETC & Purge Valve Solenoid Electrical Connectors

Courtesy of GENERAL MOTORS CORP.

Remove the intake air resonator. Refer to Intake Air Resonator Replacement .
Disconnect the throttle actuator motor electrical connector (5).

Fig 2: View Of Throttle Body, Gasket & Nuts

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: Cover or plug any openings when servicing the throttle body in order to prevent possible contamination.

Remove the throttle body nuts.
Remove the throttle body.
Remove and discard the throttle body gasket.