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Home >> GMC >> 2004 >> Canyon 2D Pickup, 2.8 8, RWD, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 2.8L (Introduction) >> Repair Instructions >> Fuel Pressure Regulator Replacement >> Removal Procedure

Removal Procedure

  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure .
  2. Disconnect the fuel return hose/pipe (1) from the fuel rail. Refer to Quick Connect Fitting(s) Service (Metal Collar) .
    3. Fig 1: View Of EVAP Pipes, Fuel Pipes, Oil Indicator Tube, & Engine Wiring Harness Bracket
    GM1361724Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the atmospheric vent hose (2) from the fuel pressure regulator (3).
    4. Fig 2: View Of Air Cleaner Resonator, Atmospheric Vent Hose & Fuel Pressure Regulator
    GM1352028Courtesy of GENERAL MOTORS CORP.
  4. Clean any dirt from the fuel pressure regulator (3) and the surrounding area.
  5. Remove the fuel pressure regulator screws (4, 5).
  6. Pull the fuel pressure regulator (3) and O-ring seal (2) from the fuel rail (1).

    Discard the O-ring seal (2).

  7. Pull the fuel rail return pipe (6) and O-ring seal (7) from the fuel pressure regulator (3).

    Discard the O-ring seal (7).

    8. Fig 3: View Of Fuel Pressure Regulator & Components
    GM1361730Courtesy of GENERAL MOTORS CORP.
  8. Inspect the regulator filter screen for contamination. If contaminated, replace the fuel pressure regulator.
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