GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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

  1. Remove the engine sight shield. Refer to Upper Intake Manifold Sight Shield Replacement.

  2. Object Number: 1481776  Size: SH
  3. Disconnect the quick-connect fittings at the evaporative emission (EVAP) canister purge valve (7). Refer to Plastic Collar Quick Connect Fitting Service.
  4. Remove the EVAP pipe (2).

Installation Procedure


    Object Number: 1481776  Size: SH
  1. Install the EVAP pipe (2) to the EVAP canister purge valve (7).
  2. Connect the EVAP pipe (2) to the connection for the canister at the left rear of the engine.

  3. Object Number: 1672573  Size: SH
  4. Install the engine sight shield. Refer to Upper Intake Manifold Sight Shield Replacement.