GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 63936  Size: SH
  1. Disconnect the brake booster vacuum hose from the brake booster vacuum check valve.
  2. Remove the vacuum check valve from the brake booster, if replacing the check valve.
  3. Disconnect the brake booster vacuum hose from the intake manifold and remove the hose.

Installation Procedure

  1. Connect the brake booster vacuum hose to the intake manifold, if disconnected previously.

  2. Object Number: 63936  Size: SH
  3. Install the vacuum check valve to the brake booster, if removed previously.
  4. Connect the booster vacuum hose to the brake booster check valve.