GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Tools Required

    • J 34730-1A Fuel Pressure Gauge
    • J 37088-A Tool Set, Fuel Line Quick Connect Separator

    Object Number: 329557  Size: SH

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  1. Disconnect the negative battery cable.
  2. Relieve the fuel system pressure. Refer to the Fuel Pressure Relief .
  3. Drain the fuel tanks. Refer to Fuel Tank Draining .
  4. Remove the right fuel tank. Refer to Fuel Tank Replacement .
  5. Disconnect the vent hose from the EVAP canister.

  6. Object Number: 196916  Size: SH
  7. Disconnect the fuel tanks to EVAP canister pipe (2) at the EVAP canister. Refer to Plastic Collar Quick Connect Fitting Service .
  8. Disconnect the purge pipe (1) at the EVAP canister. Refer to Plastic Collar Quick Connect Fitting Service .

  9. Object Number: 66235  Size: SH
  10. Remove the EVAP canister from the EVAP canister bracket.
  11. Remove the EVAP canister from the vehicle.

Installation Procedure


    Object Number: 66235  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  1. Install the new EVAP canister to the EVAP canister bracket.
  2. Tighten
    Tighten the EVAP canister bracket bolt to 7 N·m (62 lb in).


    Object Number: 196916  Size: SH
  3. Connect the purge pipe (1) at the EVAP canister. Refer to Plastic Collar Quick Connect Fitting Service .
  4. Connect the fuel tanks to EVAP canister pipe (2) at the EVAP canister. Refer to Plastic Collar Quick Connect Fitting Service .

  5. Object Number: 329557  Size: SH
  6. Connect the vent hose to the EVAP canister.
  7. Install the right fuel tank. Refer to Fuel Tank Replacement .
  8. Refill the fuel system.
  9. Install the fuel filler cap.
  10. Connect the negative battery cable.
  11. Inspect for leaks.
  12. 9.1. Turn the ignition switch ON for 2 seconds.
    9.2. Turn the ignition switch OFF for 10 seconds.
    9.3. Turn the ignition switch ON.
    9.4. Check for fuel leaks.
  13. Program the transmitters. Refer to Transmitter Programming/Synchronization in Keyless Entry.
  14. Perform the idle learn procedure. Refer to PCM Idle Learn Procedure .