FixVault
Home › Hummer › 2003 › H2 › Repair and Diagnosis › External Pages › Different car › Section 510 (Engine Controls - 6.0L - Alternative Fuels (Introduction)) › Repair Instructions › Fuel Injection Control Module Replacement › Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra and 2004 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (Single Battery) Battery Negative Cable Disconnect/Connect Procedure (Auxiliary Battery) in Engine Electrical in the C/K Pickup Service Manual.
  2. Remove enough of the forward right side wheelhouse panel retainers in order to gain access to the front of the wheelhouse. Refer to Wheelhouse Panel Replacement in Body Front End in the C/K Pickup Service Manual.
    3. Fig 1: Fuel Injection Control Module (FICM) Mounting Bracket Assembly
    GM1489171Courtesy of GENERAL MOTORS CORP.
  3. Loosen the fuel injection control module (FICM) mounting bracket screws (1).
  4. Remove the connector position assurance lock and disconnect the electrical connector from the FICM.
  5. Remove the lower right FICM mounting bracket screw (2).
  6. Remove the FICM mounting bracket assembly (3) from the vehicle.
    7. Fig 2: FICM Insulator Mounting Nuts
    GM1489172Courtesy of GENERAL MOTORS CORP.
  7. Remove the FICM insulator (3) mounting nuts (4).
  8. Remove the FICM (2) from the mounting bracket (1).
  9. Remove the insulators (3) from the FICM.
About FixVault