GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2002 🢒 Envoy - 4WD 🢒 Body and Accessories 🢒 Data Link Communications 🢒 Transfer Case Shift Control Module Replacement

Removal Procedure

    Object Number: 752114 Size: SH

    Important: The access panel is removed in order to visually see the electrical connectors and the location of the transfer case control module. It will also be easier to see the mounting and alignment slots for the transfer case control module mounting bracket.

  1. Remove the access panel.

    2. Object Number: 712800 Size: SH
  2. Remove the left side closeout/insulator panel. Refer to Instrument Panel Insulator Panel Replacement - Left Side in Instrument Panel Gages and Console.

    3. Object Number: 1442999 Size: SH
  3. Remove the transfer case control module (1) and mounting bracket from the instrument panel mag beam.
  4. Disconnect the three electrical connectors from the transfer case control module.
  5. Remove the transfer case control module from the mounting bracket.

Installation Procedure

    Object Number: 1442999 Size: SH
  1. Install the transfer case control module (1) to the mounting bracket.
  2. Connect the three electrical connectors to the transfer case control module.
  3. Install the transfer case control module and mounting bracket to the instrument panel mag beam.

    4. Object Number: 712800 Size: SH
  4. Install the left side closeout/insulator panel. Refer to Instrument Panel Insulator Panel Replacement - Left Side in Instrument Panel Gages and Console.

    5. Object Number: 752114 Size: SH
  5. Install the access panel.
  6. Program the transfer case shift control module. Refer to Transfer Case Shift Control Module Reprogramming .