U1964-87 SC Message - Missing Message

NOTE:

The Scan Tool may display the description name of this Diagnostic Trouble Code differently with the following below:

LOST COMMUNICATION WITH SHIFTER MODULE (CAN MESSAGE SC MISSING FROM SHIFTER MODULE) - MISSING MESSAGE

NOTE:

This DTC indicates a communication issue has occurred between the Sending control module (ESM/GSM) and the Reporting control module(s) that set this fault.

The COMMUNICATION DIAGNOSTIC PROCEDURE MUST be performed before replacing any component(s) or module(s). Perform the COMMUNICATION DIAGNOSTIC PROCEDURE. Refer to COMMUNICATION DIAGNOSTIC PROCEDURE .