GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2009 🢒 Sierra Denali 🢒 Power and Signal Distribution 🢒 Data Communications 🢒 Communication Interface Module Replacement

Communication Interface Module Replacement without RPO SLT


Object Number: 1816359 Size: MF

Callout

Component Name

Preliminary Procedure

Remove the instrument panel lower center panel. Refer to Instrument Panel Lower Center Trim Replacement.

1

Communication Interface Module

Tip

    • Push outward on the tab to release the communication interface module from the bracket.
    • Disconnect the electrical connectors.
    • Reprogram the communication interface module after replacement. Refer to Control Module References.
    • If replacing the communication interface module be sure to transfer Bluetooth Antenna, if equipped.

Communication Interface Module Replacement with RPO SLT


Object Number: 1815902 Size: MF

Callout

Component Name

Preliminary Procedure

  1. Remove the instrument panel accessory trim plate. Refer to Instrument Panel Accessory Trim Plate Replacement.
  2. Remove the HVAC control module. Refer to HVAC Control Module Replacement or HVAC Control Module Replacement.
  3. Remove the radio. Refer to Radio Replacement.

1

Communication Interface Module

Tip

    • Push outward on the 2 tabs to release the communication interface module from the bracket.
    • Disconnect the electrical connectors.
    • Reprogram the communication interface module after replacement. Refer to Control Module References.
    • When replacing the communication interface module be sure to transfer Bluetooth Antenna, if equipped.