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Home >> Chevrolet >> 2004 >> Tracker 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 2.5L (LE8) (Introduction) >> Repair Instructions >> Fuel Pressure Regulator Replacement >> Installation Procedure
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Installation Procedure

  1. Connect the fuel return hose (1) to the fuel pressure regulator (2).
    2. Fig 1: View Of Fuel Pressure Regulator & Return Hose
    GM675919Courtesy of GENERAL MOTORS CORP.
  2. Install a new O-ring (3) on the fuel pressure regulator (1).
  3. Apply a thin coat of oil to the O-ring (3) in order to ease installation.
  4. Install the fuel pressure regulator (1) into the fuel rail (2).
    5. Fig 2: View Of Vacuum Hose & Bolts
    GM675934Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  5. Secure the fuel pressure regulator to the fuel rail with the two bolts (2).

    Tighten:  Tighten the bolts to 10 N.m (89 lb in).

  6. Connect the vacuum line (1) to the fuel pressure regulator.
  7. Connect the battery.
  8. Turn ON the ignition, leaving the engine OFF.
  9. Turn ON the fuel pump with the scan tool.
  10. Check for fuel leaks and repair as necessary.
    11. Fig 3: View Of Fuel Pressure Regulator, Fuel Rail & New O-Ring
    GM675923Courtesy of GENERAL MOTORS CORP.
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