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Home › Cadillac › 2008 › XLR V › Repair and Diagnosis › Engine Performance › System › Engine Controls And Fuel - 4.4L - Introduction › Repair Instructions › Fuel Level Sensor Replacement - Right Side › Installation Procedure

Installation Procedure

    Fig 1: View Of Fuel Level Sensor
    GM1767513Courtesy of GENERAL MOTORS CORP.
  1. Install the fuel level sensor wires to the internal connector in the proper location. Refer to Delphi Connectors (Weather Pack) or Delphi Connectors (Push To Seat) or Delphi Connectors (Pull To Seat) or Delphi Connectors (Micro-Pack 100W) or Delphi Connectors (Micro .64) or Delphi Connectors (12-Way) .
  2. Install the fuel level sensor (1) to the fuel tank module by sliding it down until the lock tab clicks.
  3. Ensure that the wires are in the slot below the sensor and the sensor is installed properly.
    4. Fig 2: View Of Fuel Tank Module
    GM1767504Courtesy of GENERAL MOTORS CORP.
  4. Install a NEW fuel tank module O-ring (3) to the fuel tank opening.
  5. Install the fuel tank module (2) to the fuel tank. Refer to Fuel Tank Fuel Pump Module Replacement - Right Side .
  6. Using a digital multimeter, verify the full and empty readings resistance reading of the fuel tank module. Turn the fuel tank upside down to achieve the full tank reading.

    Resistance: 

    • Empty 40 Ω resistance
    • Full 250 Ω resistance

    7. Fig 3: View Of FTP Sensor, EVAP Purge Line & Fuel Pump Module Harness Connector
    GM904389Courtesy of GENERAL MOTORS CORP.
  7. Connect the fuel tank pressure (FTP) sensor harness connector (1).
  8. Connect the fuel pump module harness connector (5).
  9. Connect the evaporative emission (EVAP) purge line (4) to the fuel pump module.
  10. Install the right fuel tank. Refer to Fuel Tank Replacement - Right Side .
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