2012 Chevrolet Traverse LS, AWDFACTORY OEM SERVICE PROCEDURE

Installation Procedure

    Fig 1: Identifying EVAP Canister Vent Rear Pipe Quick Connect Fittings
    GM1860064Courtesy of GENERAL MOTORS COMPANY
  1. If the fuel tank was replaced, perform the following steps, otherwise proceed the step 21.
  2. Install the fuel tank module. Refer to Fuel Tank Module Replacement .
  3. Lay the EVAP canister vent rear pipe into position on the fuel tank.
  4. Connect the EVAP canister vent rear pipe quick connect fittings (1) to the fuel tank rollover valves. Refer to Plastic Collar Quick Connect Fitting Service .
  5. Connect the EVAP canister vent rear pipe quick connect fitting (2) to the fuel tank module. Refer to Plastic Collar Quick Connect Fitting Service .
  6. Install the EVAP canister vent rear pipe to the retaining features (3) built into the fuel tank.
    7. Fig 2: View Of EVAP Canister Vent Rear Pipe Quick Connect Fitting
    GM1860060Courtesy of GENERAL MOTORS COMPANY
  7. Insert the rear of the EVAP canister into the EVAP canister bracket retainers (1), squeeze the retainer (2), and set the EVAP canister assembly into place.
  8. Connect the EVAP canister vent rear pipe quick connect fitting (1) to the EVAP canister. Refer to Plastic Collar Quick Connect Fitting Service .
    9. Fig 3: Identifying Fuel Tank Pressure Sensor
    GM1860044Courtesy of GENERAL MOTORS COMPANY
  9. Place the fuel sender wiring harness into the channel in the fuel tank.
  10. Connect the fuel sender wiring harness electrical connectors to the fuel tank module (1), fuel tank pressure sensor (2), and EVAP canister vent solenoid (3).
    11. Fig 4: View Of EVAP Canister Vent Front Pipe Quick Connect Fitting
    GM1860042Courtesy of GENERAL MOTORS COMPANY
  11. Lay the EVAP canister vent front pipe into position on the fuel tank.
  12. Connect the EVAP canister vent rear pipe quick connect fitting (1) to the EVAP canister. Refer to Plastic Collar Quick Connect Fitting Service .
  13. Install the EVAP canister vent rear pipe to the retaining features (2) built into the fuel tank.
    14. Fig 5: Identifying Fuel Pump Fuel Feed Line Quick Connect Fitting
    GM1860041Courtesy of GENERAL MOTORS COMPANY
  14. Route the fuel pump fuel feed pipe under the EVAP canister vent rear pipe and lay into position on the fuel tank.
  15. Connect the fuel pump fuel feed line quick connect fitting (1) to the fuel tank module. Refer to Plastic Collar Quick Connect Fitting Service .
  16. Install the fuel pump fuel feed line to the retaining features (2) built into the fuel tank.
    17. Fig 6: View Of Foam Pad Insulators
    GM1860040Courtesy of GENERAL MOTORS COMPANY
  17. Install the foam pad insulators (1) onto the top of the fuel tank.
    18. Fig 7: Identifying Fuel Tank Shields Front & Rear
    GM1860039Courtesy of GENERAL MOTORS COMPANY
  18. Install the fuel tank rear (4) and front (1) shields onto the fuel tank.
  19. Install the fuel tank front and rear shield push on nuts (2).
  20. Install the fuel tank front and rear shield nuts (3) until snug.
    21. Fig 8: View Of Fuel Tank
    GM1860038Courtesy of GENERAL MOTORS COMPANY
  21. With the aid of an assistant, remove the fuel tank from the work surface and place on the adjustable jack.
  22. With the aid of the assistant, raise the fuel tank into position under the vehicle.
    23. Fig 9: Identifying Fuel Tank Straps
    GM1859797Courtesy of GENERAL MOTORS COMPANY
  23. Install the fuel tank straps (1).
    24. Fig 10: Identifying Fuel Tank Strap Bolts
    GM1859792Courtesy of GENERAL MOTORS COMPANY
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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