2012 Chevrolet Traverse LS, AWDFACTORY OEM SERVICE PROCEDURE

Installation Procedure

    Fig 1: View Of Fuel Tank Module Lock Ring
    GM1860221Courtesy of GENERAL MOTORS COMPANY
  1. Install the fuel level sensor, if required. Refer to Fuel Level Sensor Replacement .
  2. Install a NEW fuel tank module seal (3) onto the fuel tank.
    3. NOTE:

    The bucket must be tipped slightly during installation to avoid bending the fuel level sensor bloat arm.

  3. Tilt the module towards the lower front corner of the fuel tank to allow the level sensor float arm to clear the tank opening. Install the module into the fuel tank.
  4. Position and install the fuel tank module lock ring (1).
    5. Fig 2: Identifying Lock Ring
    GM1642096Courtesy of GENERAL MOTORS COMPANY
  5. Install the J 45722  fuel sender lock ring wrench to the fuel tank module lock ring.
  6. Using the J 45722  fuel sender lock ring wrench and a long breaker-bar, rotate the lock ring clockwise locking the fuel tank module lock ring.
    7. Fig 3: Fuel Sender Lock Ring Wrench
    GM1860220Courtesy of GENERAL MOTORS COMPANY
  7. Remove the J 45722  fuel sender lock ring wrench (1) from the fuel tank module lock ring.
    8. Fig 4: Identifying Fuel Pump Fuel Feed Line Quick Connect Fitting & Fuel Sender Wiring Harness Electrical Connector
    GM1860219Courtesy of GENERAL MOTORS COMPANY
  8. Connect the fuel sender wiring harness electrical connector (3) to the fuel tank module.
  9. Connect the fuel sender wiring harness electrical connector (2) to the fuel tank pressure sensor.
  10. Position the fuel pump fuel feed line and the EVAP canister vent front pipe to the fuel tank.
  11. Connect EVAP canister vent front pipe quick connect fitting (4) to the fuel tank module. Refer to Plastic Collar Quick Connect Fitting Service .
  12. Connect the fuel pump fuel feed line quick connect fitting (1) to the fuel tank module. Refer to Plastic Collar Quick Connect Fitting Service .
  13. Install the fuel tank. Refer to Fuel Tank Replacement .
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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