GM Service Manual Online
For 1990-2009 cars only

Evaporative Emission Vent Valve Replacement Pickup

Removal Procedure


    Object Number: 10865  Size: SH
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Lower the spare tire (underbody mounted spare tire only).
  3. Disconnect the vent valve electrical connector.

  4. Object Number: 617028  Size: SH
  5. Disconnect the vent hose (1).
  6. Bend back the tang on the bracket.
  7. Remove the vent valve (3) from the bracket (2).

Installation Procedure


    Object Number: 617028  Size: SH
  1. Slide the vent valve (3) onto the bracket (2).
  2. Connect the vent hose (1).

  3. Object Number: 10865  Size: SH
  4. Connect the electrical connector.
  5. Raise the spare tire (underbody mounted spare tire only).
  6. Lower the vehicle.

Evaporative Emission Vent Valve Replacement 2-Door Utility

Removal Procedure


    Object Number: 617048  Size: SH
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Lower the spare tire (underbody mounted spare tire only).
  3. Remove the shield (2) from the fuel tank shield (3).

  4. Object Number: 388075  Size: SH
  5. Disconnect the vent valve electrical connector.

  6. Object Number: 617052  Size: SH
  7. Disconnect the vent hose (3).
  8. Bend back the tang on the bracket.
  9. Remove the vent valve (1) from the bracket (2).

Installation Procedure


    Object Number: 617052  Size: SH
  1. Slide the vent valve (1) onto the bracket (2).
  2. Connect the vent hose (3).

  3. Object Number: 388075  Size: SH
  4. Connect the vent valve electrical connector.

  5. Object Number: 617048  Size: SH
  6. Install the shield (2) to the fuel tank shield (3) with the retainers (1).
  7. Raise the spare tire (underbody mounted spare tire only).
  8. Lower the vehicle.

Evaporative Emission Vent Valve Replacement 4-Door Utility

Removal Procedure


    Object Number: 617009  Size: SH
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Lower the spare tire (underbody mounted spare tire only).
  3. Disconnect the vent valve electrical connector.
  4. Disconnect the vent hose (3).
  5. Bend back the tang on the bracket.
  6. Remove the vent valve (1) from the bracket (2).

Installation Procedure


    Object Number: 617009  Size: SH
  1. Slide the vent valve (1) onto the bracket (2).
  2. Connect the vent hose (3).
  3. Connect the electrical connector.
  4. Raise the spare tire (underbody mounted spare tire only).
  5. Lower the vehicle.