GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  1. Remove negative battery cables.
  2. Remove the electrical connector from the solenoid.
  3. Remove the vacuum hoses.

  4. Object Number: 26958  Size: SH
  5. Remove the solenoid mounting bolt.
  6. Remove the wastegate solenoid.

Installation Procedure


    Object Number: 26958  Size: SH
  1. Install the wastegate solenoid.
  2. Install the wastegate mounting bolt.
  3. Install the vacuum hoses.
  4. Install the electrical connector.
  5. Install the negative battery cables.