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Home >> Cadillac >> 2009 >> XLR V >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 4.4L - Introduction, Specifications & Repair Instructions >> Repair Instructions >> Fuel Tank Fuel Pump Module Replacement - Left Side >> Installation Procedure
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Installation Procedure

    Fig 1: Identifying Fuel Pump Module Components
    GM1767507Courtesy of GENERAL MOTORS CORP.
  1. Install a new fuel pump module O-ring (3) to the fuel tank opening.
  2. Place mechanics wire around the internal fuel lines in the fuel tank. This will permit line access once the pump module is inserted into the fuel tank.
  3. Install the pump module (2) into the fuel tank half way, using care not to damage the float arm.
  4. Using the mechanics wire, gently pull the fuel lines up through the fuel pump module opening.
  5. Place the fuel line with no connector through the retainer and into the module cup.
    6. IMPORTANT: Pull on the connector to ensure that the connector is secure.
  6. Connect the fuel line quick-connect fitting to the fuel pump module inner port.
  7. Remove the mechanics wire from the internal fuel lines.
  8. Install the fuel pump module lock ring (1) into position on the fuel tank module.
  9. Align the fuel tank module to the installed position.
  10. Compress the fuel pump module into the fuel tank.
    11. Fig 2: Identifying Fuel Pump Module Locking Ring & Special Tool
    GM1767509Courtesy of GENERAL MOTORS CORP.
  11. Using the J39765-A  (1), fully lock the fuel pump module lock ring (2) in place, by turning the J39765-A  in a clockwise direction. See Special Tools .
  12. Connect the fuel supply line into the clip on the side of the fuel tank.
  13. Using a digital multi-meter, verify the full and empty readings resistance reading of the fuel pump module. Turn the fuel tank upside down to achieve the full tank reading.

    Resistance: 

    • Empty tank reading 250 Ω resistance
    • Full tank reading 40 Ω resistance

    14. Fig 3: View Of Fuel Tank Strap Mount, Cover, Screws & Bolts
    GM903428Courtesy of GENERAL MOTORS CORP.
  14. Connect the fuel pump jumper harness to the fuel pump module.
  15. Install the left fuel tank. Refer to Fuel Tank Replacement - Left Side .
  16. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  17. Perform the following procedure in order to test for leaks:
    1. Turn ON the ignition switch, for 2 seconds.
    2. Turn OFF the ignition, for 10 seconds.
    3. Turn ON the ignition.
    4. Inspect for fuel leaks.

      Specification: 

      • Pump on: 400 kPa (58 psi)
      • Pump off: 359 kPa (52 psi)

  18. Program the transmitters. Refer to Transmitter Programming (N. America and Japan, except Canada) or Transmitter Programming (Canada and Europe) or Transmitter Programming (New RCDLRs ONLY) .
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