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Home >> Chevrolet >> 2011 >> Cutaway 6.6 L >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 6.6L (LGH) - Repair Instructions >> Repair Instructions >> Indirect Fuel Injector Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Indirect Fuel Injector Retainer And Indirect Fuel Injector
    GM2394333Courtesy of GENERAL MOTORS CORP.
  1. Install the indirect fuel injector line retainer to the fitting.
    2. CAUTION:

    Refer to Fastener Caution .

  2. Install the indirect fuel injector (2) and tighten the fitting to 30 N.m (22 lb ft).
    3. Fig 2: Indirect Fuel Injector Bolts
    GM2394330Courtesy of GENERAL MOTORS CORP.
  3. Install the indirect fuel injector fasteners (1) and (2) to 25 N.m (18 lb ft).
  4. Install the engine cover. Refer to Engine Cover Replacement .
    5. NOTE:

    The indirect fuel injector and its fuel lines must be purged of air any time it is removed or replaced. Failure to do so may damage the injector. Perform the Diesel Particulate Filter (DPF) Regeneration Enable any time the indirect injector or its fuel lines are removed or replaced. This will force a regeneration as soon as conditions allow and will purge any air from the system.

  5. Perform the Diesel Particulate Filter Regeneration. Refer to Diesel Particulate Filter (DPF) Regeneration Enable .
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