GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1370533  Size: SH
  1. Release the retaining clamp (1) and remove the vacuum hose (2) from the vacuum port on the engine.

  2. Object Number: 926611  Size: SH
  3. Remove the check valve and hose from the brake booster by gently turning the check valve right then left while pulling straight out from the grommet.
  4. Remove the vacuum hose from the check valve.

Installation Procedure


    Object Number: 926611  Size: SH
  1. Install the vacuum hose to the check valve.
  2. Install the brake booster check valve and hose assembly to the booster.

  3. Object Number: 1370533  Size: SH
  4. Install the vacuum hose (2) to the engine vacuum port.
  5. Install the vacuum hose clamp (1).