GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 601156  Size: SH
  1. Remove the coolant recovery tank.
  2. Remove the vacuum line (6) from the shut-off valve.

  3. Object Number: 650768  Size: SH
  4. Remove the shut-off valve to the outlet pipe and the bracket fasteners.

  5. Object Number: 601190  Size: SH
  6. Remove the shut-off valve (2) from the bracket and the hose.
  7. Clean the gasket surfaces as necessary.

Installation Procedure


    Object Number: 601190  Size: SH
  1. Install the shut-off valve (2) to the bracket and the hose.

  2. Object Number: 650768  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the shut-off valve fasteners.
  4. Tighten
    Tighten the fasteners to 9 N·m (80 lb in).


    Object Number: 601156  Size: SH
  5. Install the vacuum line (6) to the shut-off valve.
  6. Install the coolant recovery tank.