Data Communication System: Removal & Installation Chevrolet Silverado Classic 2500 HD

Removal Procedure

1. Remove the bolt from the data link connector (DLC).
2. Remove the DLC from the instrument panel (I/P).

Installation Procedure

1. Install the DLC to the I/P.
2. Install the DLC bolt. Tighten: Tighten the bolt to 6 N.m (53 lb in).

1. Disconnect the negative battery cables.
2. Remove the knee bolster. Refer to Knee Bolster Replacement .
3. Disconnect the brown connector.
4. Disconnect all other connectors (1).
5. Remove the body control module (BCM) from the sliding bracket.

1. Slide the BCM onto the bracket.
2. Connect all the connectors (1) except the brown connector.
3. Connect the brown connector.
4. Install the knee bolster. Refer to Knee Bolster Replacement .
5. Connect the negative battery cables.
6. Reprogram the BCM. Refer to Body Control Module Programming and Setup .
7. Perform the Passlock Learn Procedure. Refer to Programming Theft Deterrent System Components .
8. Refer to Control Module References for programming and setup information.