GM Service Manual Online
For 1990-2009 cars only

Power Vacuum Brake Booster Replacement for Saturn Astra 2008

Removal Procedure

  1. Open the hood.
  2. Disconnect the wiring harness plug of the vacuum pump.

  3. Object Number: 1998412  Size: LH
  4. Remove the vacuum pump (2).
  5. • Detach the vacuum hose (1).
    • Unscrew the 2 screw connections (3).

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.

  1. Install the vacuum pump.
  2. Attach the vacuum hose.

    Tighten
    Tighten the 2 screw connections to 24 N·m (18 lb ft).

  3. Connect the wiring harness plug.
  4. Close the hood.