GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2008 🢒 SLS 🢒 Brakes 🢒 Hydraulic Brakes 🢒 Power Brake Booster Vacuum Check Valve and Hose Replacement

Removal Procedure

    Object Number: 923830 Size: SH
  1. Disconnect the vacuum hose and the brake booster vacuum check valve (1) from vacuum brake booster (2).

    2. Object Number: 924495 Size: SH
  2. Disconnect the vacuum hose (2) from the intake manifold vacuum port (1).

    3. Object Number: 688567 Size: SH
  3. Remove the brake booster vacuum check valve (2) from the brake booster vacuum hose (1).

Installation Procedure

    Object Number: 688567 Size: SH
  1. Install the brake booster vacuum check valve (2) to the brake booster vacuum hose (1).

    2. Object Number: 924495 Size: SH
  2. Connect the vacuum hose (2) to the intake manifold vacuum port (1).

    3. Object Number: 923830 Size: SH
  3. Connect the vacuum hose and vacuum brake booster check valve (1) to vacuum brake booster (2).