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Home >> Buick >> 2004 >> Century Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 113 (Engine Controls (Introduction) - 3.8L) >> Repair Instructions >> Fuel Pressure Gage Installation and Removal >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
  1. Place the fuel pressure gage bleed hose into an approved container. Open the bleed valve in order to bleed the fuel system pressure.
  2. Place a shop towel under the fuel pressure gage in order to catch any remaining fuel spillage.
  3. Remove the fuel pressure gauge from the fuel pressure connection.
    4. Fig 1: Identifying Fuel Pressure Gauge J 34730-1A
    GM180378Courtesy of GENERAL MOTORS CORP.
  4. Drain any fuel remaining in the fuel pressure gage into an approved container.
  5. Inspect for leaks using the following procedure:
    1. Turn ON the ignition, with the engine OFF for 2 seconds.
    2. Turn OFF the ignition for 10 seconds.
    3. Turn ON the ignition, with the engine OFF.
    4. Inspect for fuel leaks.
  6. Install the cap on the fuel pressure connection.
  7. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement (L26) or Fuel Injector Sight Shield Replacement (L32) in Engine Mechanical 3.8L.
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