LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Buick >> 2005 >> Century Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Introduction >> Repair Instructions >> Fuel Pressure Gage Installation and Removal >> Installation Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Installation Procedure

CAUTION: Refer to Gasoline/Gasoline Vapors Caution and Fuel Gage Leak Caution in CAUTIONS AND NOTICES .
NOTE: Refer to Fuel and Evaporative Emission (EVAP) Hose/Pipe Connection Cleaning Notice in CAUTIONS AND NOTICES .
    Fig 1: Installing J 34730-1A To Fuel Rail
    GM736294Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Position the fuel pressure gage fitting to avoid contact with the belt.
  1. Install the J 34730-1A  with the J 34730-262  to the fuel pressure service connection, located on the fuel rail.
  2. Turn ON the ignition.
    3. CAUTION: Refer to Fuel Storage Caution in CAUTIONS AND NOTICES .
  3. Place the bleed hose of the fuel pressure gage into an approved gasoline container.
  4. Open the bleed valve on the fuel pressure gage in order to bleed the air from the fuel pressure gage.
  5. Command the fuel pump ON with a scan tool until all of the air is bled out of the gage.
  6. Close the bleed valve on the fuel pressure gage.
  7. Command the fuel pump ON with a scan tool.
  8. Inspect for fuel leaks.
scientia non olet · About LEMON Manuals