GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Caution: The EVAP canister may have released carbon particles which caused this part to fail and may cause damage to other components. Check the EVAP canister for loose carbon before returning the vehicle to service.


    Object Number: 1636801  Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Disconnect the evaporative emission (EVAP) canister vent solenoid valve electrical connector (2).
  3. Remove the harness clip from the canister.
  4. Clean any dirt or debris that may be present around the EVAP canister.

  5. Object Number: 1636704  Size: SH
  6. Disconnect the fresh air tube quick connect fitting (3) from the vent solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service.
  7. Disconnect the fuel vent pipe quick connect fitting (4) from the canister. Refer to Plastic Collar Quick Connect Fitting Service.

  8. Object Number: 1637876  Size: SH
  9. Disconnect the EVAP chassis pipe quick connect fitting (1) from the canister. Refer to Plastic Collar Quick Connect Fitting Service.

  10. Object Number: 1637877  Size: SH
  11. Remove the EVAP canister bolt (1).

  12. Object Number: 1637878  Size: SH
  13. Remove the EVAP canister by sliding the canister towards the driver side of the vehicle.

Installation Procedure


    Object Number: 1637878  Size: SH
  1. Align the EVAP canister retaining feature to the canister bracket.
  2. Install the EVAP canister by sliding the canister towards the passenger side of the vehicle.
  3. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1637877  Size: SH
  4. Install the EVAP canister bolt (1) and tighten to 10 N·m (89 lb in).

  5. Object Number: 1637876  Size: SH
  6. Connect the EVAP chassis pipe quick connect fitting (1) to the canister. Refer to Plastic Collar Quick Connect Fitting Service.

  7. Object Number: 1636704  Size: SH
  8. Connect the fuel vent pipe quick connect fitting (4) to the canister. Refer to Plastic Collar Quick Connect Fitting Service.
  9. Connect the fresh air tube quick connect fitting (3) to the vent solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service.

  10. Object Number: 1636801  Size: SH
  11. Connect the EVAP canister vent solenoid valve electrical connector (2).
  12. Install the harness clip to the canister.
  13. Lower the vehicle.