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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 Pressure Regulator Replacement >> Removal Procedure
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Removal Procedure

    CAUTION: Refer to Gasoline/Gasoline Vapors Caution in Cautions and Notices.
  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure .
  2. Remove the air inlet grill in order to gain access to the fuel pressure regulator. Refer to Air Inlet Grille Panel Replacement (LHD) or Air Inlet Grille Panel Replacement (RHD) in Body Front End.
  3. Place a shop towel under the fuel pressure regulator to absorb any lost fuel when removing the regulator.
  4. Disconnect the atmospheric vent hose from the fuel pressure regulator.
    5. Fig 1: View Of Fuel Pressure Regulator Clamp Bolt
    GM818888Courtesy of GENERAL MOTORS CORP.
  5. Remove the fuel pressure regulator clamp bolt.
  6. Spread the clamp only enough to allow the fuel pressure regulator to be removed.
    7. Fig 2: Locating Fuel Pressure Regulator
    GM818889Courtesy of GENERAL MOTORS CORP.
  7. Twist while pulling outward in order to remove the fuel pressure regulator from the fuel rail.
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