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Home >> Cadillac >> 2005 >> DeVille Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Introduction >> Repair Instructions >> Fuel Sender Assembly Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Removing/Installing Fuel Sender Assembly
    GM187107Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Care should be taken not to fold over or twist the fuel pump strainer when installing the fuel sender assembly, as this will restrict fuel flow. Also, assure that the fuel pump strainer does not block full travel of the float arm.
    IMPORTANT: Always replace the fuel sender seal when reinstalling the fuel sender.
  1. Position the new fuel sender seal on the fuel tank.
  2. Install the fuel sender assembly and the fuel sender lock ring using the fuel sender lock nut wrench.
  3. Connect the quick-connect fittings at the fuel sender. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  4. Connect the fuel sender electrical connector.
  5. Connect the fuel tank pressure sensor electrical connector.
  6. Add fuel to the fuel tank.
  7. Install the fuel tank filler pipe cap.
  8. Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
  9. Perform the following procedure in order to inspect for leaks:
    1. Turn ON the ignition, with the engine OFF for 2 seconds.
    2. Turn OFF the ignition for 10 seconds.
    3. Turn ON the ignition, with the engine OFF.
    4. Inspect for fuel leaks.
    10. Fig 2: View Of Fuel Sender Access Panel & Bolts
    GM32756Courtesy of GENERAL MOTORS CORP.
  10. Install the fuel sender access panel.
    11. NOTE: Refer to Fastener Notice in Cautions and Notices.
  11. Install the fuel sender access panel bolts.

    Tighten:  Tighten the fuel sender access panel bolts to 2 N.m (18 lb. in.).

  12. Install the rear compartment trim panel. Refer to Compartment Side Trim Replacement - RH Rear in Body Rear End.
  13. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical.
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