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Home › Cadillac › 2004 › CTS Base, 3.2 N › Repair and Diagnosis › Engine Performance › System › Engine Controls - 2.6L & 3.2L - Introduction › Repair Instructions › Fuel Hose/Pipes Replacement - Chassis › Installation Procedure

Installation Procedure

  1. Clean any of the contamination from the male line ends and apply a few drops of clean engine oil.
  2. With the aid of an assistant, carefully guide the chassis fuel hose/pipes up through the engine compartment into position.
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
    4. Fig 1: Pulling Right Side Transmission Support Down
    GM818898Courtesy of GENERAL MOTORS CORP.
  4. Pull the right side transmission support down only enough to allow installation of the chassis fuel hose/pipes.
    5. Fig 2: View Of Transmission Support Bolts
    GM818897Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  5. Install the bolts securing the transmission support to the underbody.

    Tighten:  Tighten the transmission support bolts to 60 N.m (44 lb ft).

    6. Fig 3: View Of Fuel Filter Bracket, Fuel EVAP Hose & Fuel Return Hose
    GM785814Courtesy of GENERAL MOTORS CORP.
  6. Install the following to the fuel filter bracket:
    • The fuel return hose
    • The fuel EVAP hose
  7. Install the bolt securing the fuel filter bracket to the body.

    Tighten:  Tighten the fuel filter bracket bolt to 9 N.m (80 lb in).

  8. Push upward in order to connect the fuel/brake bundle chassis pipe retainer to the underbody.
    9. Fig 4: Locating Fuel/Brake Pipe Retainers
    GM785812Courtesy of GENERAL MOTORS CORP.
  9. Complete the following in order to install the chassis hose/pipes to the retainers (2) located at the rearward portion of the rail:
    1. Install the chassis hose/pipes into the retainers (2).
    2. Close the retainers (2) at the top.
    3. Insert the retainers (2) into the rail.
  10. Install the chassis hose/pipes into the retainers (1) located at the forward portion of the rail.
  11. Close the retainers.
    12. Fig 5: Locating Fuel/Brake Bundle Chassis Pipe Retainers Locking Mechanisms
    GM818896Courtesy of GENERAL MOTORS CORP.
  12. Push the locking mechanism (1) inward in order to engage the fuel/brake bundle chassis pipe retainers to the rail.
    13. Fig 6: Identifying Quick-Connect Fitting At The Fuel Filter Inlet
    GM785816Courtesy of GENERAL MOTORS CORP.
  13. Refer to Quick Connect Fitting(s) Service (Plastic Collar)  in order to connect the following quick connect fittings to the chassis bundle:
    • The fuel filter
    • The fuel return hose
    • The fuel EVAP hose
  14. Lower the vehicle.
    15. Fig 7: Locating Chassis Hose/Pipes Retainer
    GM818895Courtesy of GENERAL MOTORS CORP.
  15. Insert the chassis hose/pipes into the retainer located at the shock tower.
  16. Close the retainer.
    17. Fig 8: View Of Chassis Hose/Pipes Retainer
    GM785815Courtesy of GENERAL MOTORS CORP.
  17. Insert the chassis hose/pipes into the retainer (4) located at the ECM bracket.
  18. Close the retainer (4).
  19. Connect the EVAP quick connect fitting (3). Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  20. Refer to Quick Connect Fitting(s) Service (Metal Collar)  in order to connect the following quick connect fittings to the fuel rail:
    • The feed hose/pipe (2)
    • The return hose/pipe (1)
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