2005 Pontiac Aztek Base, FWDFACTORY OEM SERVICE PROCEDURE

Removal Procedure

    IMPORTANT: Always maintain cleanliness when servicing fuel system components.
  1. Relieve the fuel system fuel pressure. Refer to Fuel Pressure Relief Procedure .
  2. Drain the fuel tank. Refer to Fuel Tank Draining Procedure .
  3. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
    4. Fig 1: View Of Fuel Tank Wiring Harness Connector At Body Pass Through
    GM680801Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the fuel tank wiring harness connector at the body pass through (1).
    5. Fig 2: Identifying Quick-Connect Fitting On Fuel Filter
    GM670056Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the quick-connect fitting at the inlet side of the in-pipe fuel filter (1). Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  6. Disconnect the quick-connect fitting on the fuel return pipe, near the fuel filter. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  7. Disconnect the fuel tank evaporative emission (EVAP) pipe quick-connect fitting near the fuel filter.
  8. Remove the fuel feed, the fuel return, and the EVAP lines from the fuel pipe retainer.
    9. Fig 3: Locating EVAP Canister Bracket Retaining Nut
    GM669530Courtesy of GENERAL MOTORS CORP.
  9. Remove the retaining nut for the EVAP canister bracket.
    10. Fig 4: View Of Fuel Tank Filler Pipe Hose Clamp
    GM670051Courtesy of GENERAL MOTORS CORP.
  10. Loosen the fuel tank filler pipe hose clamp.
  11. Disconnect the fuel tank filler pipe (2) from the fuel tank (1).
    12. NOTE: Do not bend the fuel tank straps. Bending the fuel tank straps may damage the straps.
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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