LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 2004 >> Epica LT >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 2.5L (LBK) - Repair Instructions >> Repair Instructions >> Fuel Pressure Regulator Replacement >> Installation Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Installation Procedure

    Fig 1: Identifying Fuel Rail Components
    GM1372465Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  1. Insert the fuel pressure regulator.

    Tighten:  Tighten the fuel pressure regulator retaining bolts to 12 N.m (106 lb in)  .

  2. Connect the fuel rail hose, the fuel return hose, and the vacuum hose to the fuel pressure regulator.
  3. Connect the negative battery cable.
  4. Perform a leak test of the fuel pressure regulator with the engine OFF and the ignition ON.