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Home >> Pontiac >> 2009 >> G8 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 3.6L - Introduction >> Repair Instructions >> Primary Fuel Tank Module Replacement >> Removal Procedure
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Removal Procedure

  1. Ignition OFF.
    2. WARNING: Refer to Battery Disconnect Warning .
  2. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
    3. WARNING: To avoid any vehicle damage, serious personal injury or death when major components are removed from the vehicle and the vehicle is supported by a hoist, support the vehicle with jack stands at the opposite end from which the components are being removed and strap the vehicle to the hoist.
    WARNING: Refer to Gasoline/Gasoline Vapors Warning .
    WARNING: Refer to Safety Glasses Warning .
  3. Remove the fuel tank assembly. Refer to Fuel Tank Replacement .
    4. Fig 1: Primary Fuel Tank Module (External View)
    GM2193187Courtesy of GENERAL MOTORS CORP.
    NOTE: Press the release tab (4) of the electrical connector to release the connector.
    NOTE: Press both release tabs on the fuel feed line connector (3) to release the connector.
  4. Disconnect the electrical connector (1) from the primary fuel tank module (2).
  5. Detach the fuel feed line connector (3) from the primary fuel tank module (2)
    6. Fig 2: Primary Fuel Tank Module, Cam Lock Ring & Special Tool
    GM2193191Courtesy of GENERAL MOTORS CORP.
    NOTE: The primary fuel tank module is spring loaded. Take care when loosening the cam lock ring.
  6. Rotate the cam lock ring (2) counter-clockwise using the J 45722  (1).
    7. NOTE: The cam lock ring (2) is a single use part and must be replaced.
  7. Remove the cam lock ring (2) from the fuel tank assembly (3).
  8. Discard the cam lock ring (2).
    9. Fig 3: Primary Fuel Tank Module & Transfer Tube
    GM2193193Courtesy of GENERAL MOTORS CORP.
    NOTE: Observe the orientation of the primary fuel tank module (1) in relation to the fuel tank assembly (2).
    NOTE: Do not damage the fuel level sensor float rod when removing the primary fuel tank module (1) from the fuel tank assembly (2).
  9. Carefully lift the primary fuel tank module (1) out of the fuel tank assembly (2) only enough to access the transfer tube (3).
    10. NOTE: Press both release tabs on the transfer tube (3) to release the connector.
  10. Disconnect the transfer tube (3) from the primary fuel tank module (1).
  11. Carefully manoeuvre and remove the primary fuel tank module (1) from the fuel tank assembly (2).
    12. Fig 4: Identifying Primary/Secondary Fuel Tank Module Seal
    GM1949847Courtesy of GENERAL MOTORS CORP.
    NOTE: The primary fuel tank module seal (1) is a single use part and must be replaced.
  12. Remove the primary fuel tank module seal (1) from the fuel tank assembly.
  13. Discard the primary fuel tank module seal (1).
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