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Home >> Chevrolet >> 2009 >> Chevy Express G2500, Van Cargo Extended, 6.6 6 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 6.6L LMM - Introduction >> Repair Instructions >> Fuel Injector Replacement (Right) >> Installation Procedure

Installation Procedure

    Fig 1: View Of Right Fuel Injectors W/Brackets
    GM1335625Courtesy of GENERAL MOTORS CORP.
  1. Install a NEW copper washer to the fuel injector bore.
  2. Install a NEW fuel injector O-ring to the injector.
    3. Fig 2: View Of Fuel Rail Pressure Sensor Electrical Connector Bracket Bolt And Nut
    GM1732560Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Fastener Caution .
  3. Install the fuel pressure regulator bracket nut and bolt and tighten to 10 N.m (89 lb in).
  4. Install the upper right valve cover. Refer to Valve Rocker Arm Cover Replacement - Upper Right Side (LMM) .
  5. If the fuel injectors were replaced, refer to Fuel Injector Flow Rate Programming .
  6. Prime the fuel system. Refer to Fuel System Priming .
  7. Start the engine. If the engine stalls, repeat the above step.
  8. Once the engine starts, inspect for fuel leaks.
  9. Install the engine cover. Refer to Engine Cover Replacement .
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