GM Service Manual Online
For 1990-2009 cars only

Evaporative Emission System Hoses/Pipes Replacement Vent Hose Lower

Removal Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

  2. Object Number: 698635  Size: SH
  3. Disconnect the EVAP vent hose splice connector near the fuel fill tube.

  4. Object Number: 531026  Size: SH
  5. Remove the EVAP vent hose from the EVAP canister.
  6. Remove the EVAP vent hose.
  7. Remove the hose clamp from the EVAP vent hose.

Installation Procedure


    Object Number: 531026  Size: SH
  1. Install the EVAP vent hose to the EVAP canister.
  2. Install the hose clamp to the EVAP vent hose.

  3. Object Number: 698635  Size: SH
  4. Install the EVAP vent hose to the splice connection near the fill tube.
  5. Lower the vehicle.

Evaporative Emission System Hoses/Pipes Replacement Vent Hose Upper

Removal Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

  2. Object Number: 698635  Size: SH
  3. Remove the EVAP vent hose from the splice connection at the fill tube.

  4. Object Number: 698627  Size: SH
  5. Remove the EVAP vent hose clamp.
  6. Remove the EVAP vent hose (3) from the EVAP canister vent valve.

Installation Procedure


    Object Number: 698627  Size: SH
  1. Install the EVAP vent hose (3) to the EVAP canister vent valve.
  2. Install the EVAP vent hose clamp.

  3. Object Number: 698635  Size: SH
  4. Install the EVAP vent hose to the splice connection at the fill tube.
  5. Lower the vehicle.