GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 561130  Size: SH
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Remove the right muffler assembly. Refer to Exhaust Muffler Replacement - Right Side.
  3. Disconnect the vent hose (2) from the EVAP vent valve (1).
  4. Remove the clamp from the vent hose.

  5. Object Number: 561137  Size: SH
  6. Remove the right rear wheelhouse liner panel. Refer to Rear Wheelhouse Panel Liner Replacement.
  7. Remove the EVAP canister access cover.

  8. Object Number: 1760066  Size: SH
  9. Working through the right wheel house, disconnect the vent hose (3) from the EVAP canister.
  10. Remove the vent hose.
  11. Cap the EVAP vent valve and the EVAP canister in order to prevent possible EVAP system contamination.

Installation Procedure

    Warning: Refer to Fuel and Evaporative Emission Pipe Warning in the Preface section.


    Object Number: 1760066  Size: SH
  1. Remove the caps from the EVAP vent valve and the EVAP canister.
  2. Route the vent hose over the floor panel tunnel panel rear brace.
  3. Install the clamps on the vent hose.
  4. Connect the vent hose (3) to the EVAP canister.

  5. Object Number: 561130  Size: SH
  6. Connect the vent hose (2) to the EVAP vent valve.
  7. Install the right muffler assembly. Refer to Exhaust Muffler Replacement - Right Side.

  8. Object Number: 561137  Size: SH
  9. Install the EVAP canister access cover.
  10. Install the right rear wheelhouse liner panel. Refer to Rear Wheelhouse Panel Liner Replacement.
  11. Lower the vehicle.