GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Important: Clean the evaporative emission (EVAP) connections and surrounding areas prior to disconnecting the line in order the avoid possible system contamination.


    Object Number: 698627  Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Disconnect the EVAP vent valve electrical connector (1).
  3. Remove the EVAP vent valve bracket bolt (3).
  4. Remove the vent hose (4) from the EVAP vent valve.
  5. Remove the EVAP vent valve from the bracket (2).

Installation Procedure


    Object Number: 698627  Size: SH
  1. Install the EVAP vent valve to the bracket (2).
  2. Install the vent hose (4) to the EVAP vent valve.
  3. Install the EVAP vent valve and the bracket.
  4. Notice: Refer to Fastener Notice in the Preface section.

  5. Install the EVAP vent valve bracket bolt (3).
  6. Tighten
    Tighten the bolt to 10 N·m (89 lb in).

  7. Connect the EVAP vent valve electrical connector (1).
  8. Lower the vehicle.