GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Express - AWD 🢒 Engine 🢒 Engine Controls and Fuel - 4.3L 🢒 Evaporative Emission Hoses/Pipes Replacement - Canister/Fuel Tank

Removal Procedure

    Object Number: 1938261 Size: SH
  1. Remove the fuel tank. Refer to Fuel Tank Replacement .
  2. Clean the evaporative emission (EVAP) pipe connections and the surrounding areas before disconnecting in order to avoid possible contamination of the EVAP system.
  3. Remove the fuel tank shield push on retainers (2).
  4. Remove the fuel tank shield (1) from the fuel tank clips.

    5. Object Number: 1938265 Size: SH
  5. If equipped with regular production option (RPO) E26, disconnect the evaporative emission (EVAP) front pipe quick connect fittings from the fuel tank module and roll over valve. Refer to Plastic Collar Quick Connect Fitting Service .
  6. Remove the EVAP front pipe (1) from under the EVAP pipe.

    7. Object Number: 1944096 Size: SH
  7. If equipped without RPO E26, disconnect the evaporative emission (EVAP) front pipe quick connect fittings from the fuel tank module and roll over valve. Refer to Plastic Collar Quick Connect Fitting Service .
  8. Remove the EVAP front pipe (1) from under the EVAP pipe.

    9. Object Number: 1938268 Size: SH
  9. Disconnect the EVAP pipe quick connect fitting from the fuel tank roll over valve. Refer to Plastic Collar Quick Connect Fitting Service .
  10. Remove the adhesive tape securing the EVAP pipe to the fuel tank, if necessary.
  11. Disconnect the EVAP pipe quick connect fitting from the fuel tank module. Refer to Plastic Collar Quick Connect Fitting Service .
  12. Disconnect the EVAP pipe quick connect fitting from the EVAP canister. Refer to Plastic Collar Quick Connect Fitting Service .
  13. Remove the EVAP pipe (1) from the fuel tank retainers (2, 3, and 4).

Installation Procedure

    Object Number: 1938268 Size: SH
  1. Install the EVAP pipe (1) to the fuel tank retainers (2, 3, and 4).
  2. Connect the EVAP pipe quick connect fitting to the EVAP canister. Refer to Plastic Collar Quick Connect Fitting Service .
  3. Connect the EVAP pipe quick connect fitting to the fuel tank module. Refer to Plastic Collar Quick Connect Fitting Service .
  4. Connect the EVAP pipe quick connect fitting to the fuel tank roll over valve. Refer to Plastic Collar Quick Connect Fitting Service .
  5. Secure the EVAP pipe to the fuel tank with adhesive tape, if necessary.

    6. Object Number: 1944096 Size: SH
  6. If equipped without RPO E26, route and install the EVAP front pipe (1) under the EVAP pipe.
  7. Connect the EVAP front pipe quick connect fittings to the fuel tank module and roll over valve. Refer to Plastic Collar Quick Connect Fitting Service .

    8. Object Number: 1938265 Size: SH
  8. If equipped with RPO E26, route and install the EVAP front pipe (1) under the EVAP pipe.
  9. Connect the EVAP front pipe quick connect fittings to the fuel tank module and roll over valve. Refer to Plastic Collar Quick Connect Fitting Service .

    10. Object Number: 1938261 Size: SH
  10. Install the fuel tank shield (1) to the fuel tank clips.
  11. Install the fuel tank shield push on retainers (2).
  12. Install the fuel tank. Refer to Fuel Tank Replacement .