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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Control System & Fuel System - 3.6L - Introduction (2 Of 2)) >> Repair Instructions >> Fuel Pressure Gage Installation and Removal >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
CAUTION: Refer to Gasoline/Gasoline Vapors Caution in Cautions and Notices.
NOTE: Clean all of the following areas before performing any disconnections in order to avoid possible contamination in the system:
  • The fuel pipe connections
  • The hose connections
  • The areas surrounding the connections
    Fig 1: View Of Digital Pressure Gauge, Special Tools & Components
    GM1828580Courtesy of GENERAL MOTORS CORP.
  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief .
  2. From the CH-48027  , assemble the CH-48027-2 (2), and the CH-48027-3 (4). See Special Tools .
  3. CAUTION: Wrap a shop towel around the fuel pressure connection in order to reduce the risk of fire and personal injury. The towel will absorb any fuel leakage that occurs during the connection of the fuel pressure gage. Place the towel in an approved container when the connection of the fuel pressure gage is complete.
  4. Wrap a shop towel around the fuel pressure service port.
  5. Install the CH-48027-3 (4) fitting to the fuel pressure service port.
  6. Perform any tests and/or diagnostics as needed.