GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  1. Disconnect the negative battery cable.

  2. Object Number: 64993  Size: SH
  3. Disconnect air hose (3).
  4. Disconnect electrical connector (5).
  5. Remove EVAP vent valve (6) from clip on EVAP canister.

Installation Procedure


    Object Number: 64993  Size: SH
  1. Install vent valve (6) to clip on EVAP canister.
  2. Connect electrical connector (5).
  3. Connect air hose (3) to vent valve.
  4. Connect the negative battery cable.