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Home >> Pontiac >> 2004 >> Bonneville GXP >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls (Introduction) -- 4.6L (LD8) >> Repair Instructions >> Fuel Sender Assembly Replacement >> Removal Procedure

Removal Procedure

  1. Relieve the fuel system pressure. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  2. Drain the fuel tank. Refer to Fuel Tank Draining Procedure .
  3. Remove the rear compartment trim panel. Refer to Compartment Trim Panel Replacement - Rear in Body Rear End.
  4. Remove the fuel sender access panel bolts.
    Fig 1: View Of Fuel Sender Access Panel & Bolts
    GM32756Courtesy of GENERAL MOTORS CORP.
  5. Remove the fuel sender access panel.
  6. Fig 2: Fuel Sender Retaining Ring
    GM187107Courtesy of GENERAL MOTORS CORP.
    NOTE: In order to prevent damage, cover the fuel pipe fittings with a shop towel before disconnecting the fuel pipes or removal of the fuel sender retaining ring, in order to catch any fuel that may leak out. Place the towel in an approved container when procedure is completed.
  7. Disconnect the fuel sender quick-connect fittings. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  8. Disconnect the fuel sender electrical connector.
  9. Disconnect the fuel tank pressure sensor electrical connector.
  10. IMPORTANT: The modular fuel sender assembly will spring-up when the locking ring is removed.
  11. Remove the fuel sender retaining ring using the fuel sender lock nut wrench.
  12. NOTE: Do Not handle the fuel sender assembly by the fuel pipes. The amount of leverage generated by handling the fuel pipes could damage the joints.
    IMPORTANT: When removing the fuel sender assembly from the fuel tank, the reservoir bucket on the fuel sender is full of fuel. The fuel sender must be tipped slightly during removal in order to avoid damage to the float. Place any remaining fuel into an approved container once the fuel sender is removed from the fuel tank.
  13. Remove the fuel sender assembly.
  14. Clean the fuel sender sealing surfaces.
  15. Inspect the fuel sender sealing surfaces.