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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 128 (Engine Controls And Fuel - 3.6L (LF4) - Repair Instructions (1 Of 3)) >> Repair Instructions >> Fuel Pressure Gauge Installation and Removal >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
  1. Relieve the fuel system pressure. Fuel Pressure Relief 
  2. GM5042975Courtesy of GENERAL MOTORS COMPANY

    Remove the J-34730 - 1A  Fuel Pressure Gauge (1).

  3. Disconnect the quick connect coupling of the CH-37287-1A  Fuel Pressure Gauge Adapter from the fuel feed pipe and the fuel feed pipe. Use a shop towel in order to catch any remaining fuel that may leak. Metal Collar Quick Connect Fitting Service 
  4. Connect the quick connect fitting of the fuel feed pipe and the fuel feed pipe. Metal Collar Quick Connect Fitting Service 
  5. Turn ON the ignition in order to pressurize the fuel system.
  6. Turn OFF the ignition.
  7. Check for any fuel leaks.
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