GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 873564  Size: SH
  1. Disconnect the air pump solenoid harness connector.
  2. Remove the vacuum hoses.
  3. Remove the bolt.
  4. Remove the air pump solenoid.

Installation Procedure


    Object Number: 873564  Size: SH
  1. Install the air pump solenoid.
  2. Install and torque the bolt.
  3. Tighten
    Tighten the air pump solenoid bolt 3.4 N·m (30 lb in).

  4. Install the vacuum hoses.
  5. Connect the air pump solenoid harness connector. Push in the connector until a click is heard and pull back to confirm a positive engagement.