GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Note: Notice the routing of the vent hose to ensure the correct positioning for reassembly.

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.

  2. Object Number: 788622  Size: SH
  3. Remove the vent hose from the rear axle vent hose connector.

  4. Object Number: 788624  Size: SH
  5. Remove the vent hose from the retaining clip on the frame.

Installation Procedure


    Object Number: 788624  Size: SH
  1. Install the vent hose to the clip on the frame.

  2. Object Number: 788622  Size: SH
  3. Install the vent hose on the rear axle vent hose connector.
  4. Remove the support and lower the vehicle.