GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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


    Object Number: 1964761  Size: SH
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Disconnect the chassis wiring harness electrical connector (1) from the EVAP canister vent solenoid.

  3. Object Number: 1964762  Size: SH
  4. Disconnect the fuel fill pipe vent pipe quick connect fitting (2) from the EVAP canister vent solenoid. Refer to Plastic Collar Quick Connect Fitting Service .
  5. Disconnect the EVAP canister vent solenoid line quick connect fitting (1) from the auxiliary EVAP canister. Refer to Plastic Collar Quick Connect Fitting Service .

  6. Object Number: 1964765  Size: SH
  7. Disengage the retainer (1) securing the EVAP canister vent solenoid to the bracket.
  8. Remove the EVAP canister vent solenoid (2).

Installation Procedure


    Object Number: 1964765  Size: SH
  1. Install the EVAP canister vent solenoid (2).
  2. Slide the EVAP canister vent solenoid onto the bracket until the retainer (1) engages the clip.

  3. Object Number: 1964762  Size: SH
  4. Connect the EVAP canister vent solenoid line quick connect fitting (1) to the auxiliary EVAP canister. Refer to Plastic Collar Quick Connect Fitting Service .
  5. Connect the fuel fill pipe vent pipe quick connect fitting (2) to the EVAP canister vent solenoid. Refer to Plastic Collar Quick Connect Fitting Service .

  6. Object Number: 1964761  Size: SH
  7. Connect the chassis wiring harness electrical connector (1) to the EVAP canister vent solenoid.
  8. Lower the vehicle.