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Home >> Chevrolet >> 2007 >> Chevy Express G2500, Van Cargo, 6.6 6 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Engine Control System & Fuel System - 6.6L (LLY) - Introduction (2 Of 2)) >> Repair Instructions >> Fuel Injector Replacement (Right) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    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 Pressure Regulator Bracket Nut And Bolt
    GM1732560Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  4. Install the fuel pressure regulator bracket nut and bolt.

    Tighten:  Tighten the bracket bolt and nut to 10 N.m (89 lb in).

  5. Install the upper right valve cover. Refer to Valve Rocker Arm Cover Replacement - Upper Right Side (LLY, LBZ) or Valve Rocker Arm Cover Replacement - Upper Right Side (LMM) .
  6. If the fuel injectors were replaced, refer to Fuel Injector Flow Rate Programming .
  7. Prime the fuel system. Refer to Fuel System Priming .
  8. Start the engine. If the engine stalls, repeat the above step.
  9. Once the engine starts, inspect for fuel leaks.
  10. Install the engine cover. Refer to Engine Cover Replacement .