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Home >> GMC >> 2001 >> Sierra 2500 HD, 2D Pickup, 6.6 1, 4WD, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 6.6L - Repair Instructions >> Repair Instructions >> Fuel Injector Control Module Replacement >> Installation Procedure

Installation Procedure

    Fig 1: View Of Fuel Injection Control Module Components
    GM660358Courtesy of GENERAL MOTORS COMPANY
    IMPORTANT:

    Do not knock off the insulators when installing the fuel injector control module to the bracket.

  1. Install the fuel injection control module insulators (2) to the fuel injector control module (6).
  2. Install the fuel injection control module with mounting insulators.
    3. Fig 2: View Of Fuel Injection Control Module Fuel Lines
    GM744237Courtesy of GENERAL MOTORS COMPANY
  3. Install by hand the eyebolts and fuel lines (2) with new washers to the fuel injector control module (1).
    4. Fig 3: View Of Fuel Injection Control Module Components
    GM660358Courtesy of GENERAL MOTORS COMPANY
  4. Refer to FASTENER NOTICE in Cautions and Notices.

    Install the fuel injection control module mounting bolts (1,5).

    Tighten 

    Tighten the fuel injection control module mounting bolts to 25 N.m (18 lb ft).

    5. Fig 4: View Of Fuel Injection Control Module Electrical Connectors
    GM744247Courtesy of GENERAL MOTORS COMPANY
  5. Connect the fuel injection control module connectors (2) to the fuel injection control module (1).
    6. Fig 5: View Of Fuel Injection Control Module Components
    GM660358Courtesy of GENERAL MOTORS COMPANY
  6. Tighten the eye bolts (4) to the fuel injection control module (6).

    Tighten 

    Tighten the eye bolts to 35 N.m (26 lb ft).

    7. Fig 6: PCV Hose
    GM744239Courtesy of GENERAL MOTORS COMPANY
  7. Install the PCV hose (1) and the clamp (2) on the PCV oil catch pipe.
  8. Install the duct between the air cleaner and the turbocharger inlet housing.
  9. Install the fuel filler cap.
  10. Connect the batteries.
  11. Depress the fuel manager primer button 30 times.
  12. Start the engine. If the engine stalls, repeat steps 10 and 11.
  13. Inspect for leaks.
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