GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 570561  Size: SH
  1. Disconnect the vacuum hose (2) from the brake booster check valve (1).
  2. Disconnect the vacuum hose (2) from the vacuum pipe and remove from the vehicle.

Installation Procedure


    Object Number: 570561  Size: SH
  1. Connect the vacuum hose (2) to the vacuum pipe.
  2. Connect the vacuum hose (2) to the brake booster check valve (1).