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Home >> Chevrolet >> 2005 >> Chevy Express G3500, Van Passenger, LQ4/KL8 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 6.0L (CNG) - Introduction >> Repair Instructions >> Fuel Injection Control Module Replacement >> Removal Procedure
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Removal Procedure

    CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.
  1. Disconnect the negative battery cable. Refer to BATTERY NEGATIVE CABLE DISCONNECT/CONNECT PROCEDURE in Engine Electrical.
    2. Fig 1: FICM Components
    GM893898Courtesy of GENERAL MOTORS CORP.
  2. Remove the fender brace mounting bolts (3).
  3. Remove the fender brace.
  4. Remove the FICM hold-down screws (7) from the mounting bracket.
  5. Remove the connector position assurance lock and disconnect the electrical connector (2) from the FICM.
  6. Remove the FICM.

    If the FICM mounting bracket does not have to be removed proceed to Step 3 of the Installation Procedure.

  7. Remove the FICM mounting bracket bolts (1).
  8. Remove the FICM mounting bracket nut (4) from the horn mounting stud.
  9. Remove the FICM mounting bracket from the vehicle.
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