July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Diagnostic Test

CHECK FOR TRANSMISSION CONTROL MODULE (TCM) DTCS

This Diagnostic Trouble Code (DTC) will set if a DTC is detected in the TCM.

Repair the TCM DTCs. Refer to: 8HP50/850RE AUTOMATIC TRANSMISSION - DIAGNOSTIC CODE INDEX .
Perform the DRIVER ASSISTANCE SYSTEM MODULE (DASM) VERIFICATION TEST. Refer to: DRIVER ASSISTANCE SYSTEM MODULE (DASM) VERIFICATION TEST .