Programming The Transmission Control Module (TCM)
PROGRAMMING THE TRANSMISSION CONTROL MODULE (TCM)
NOTE:
New Transmission Control Modules (TCMs) are supplied with generic software. When replacing a TCM, it must be programmed with vehicle specific software.
NOTE:
Failure to properly program the TCM will cause DTC(s) to be set.
NOTE:
Always use a battery charger when programming any Electronic Control Unit (ECU).
- The following conditions must be met during the reprogramming procedure:
- Battery must be maintained between 10 and 16 volts. Connect a battery charger if necessary.
- Ambient temperature must be between 0°C (32°F) 60°C (140°F).
- Gear Selector must be in PARK.
- With the scan tool and Dealer Connect, download the appropriate TCM flash file to the scan tool.
- Turn the ignition on.
- Following the menu on the scan tool, program the TCM.
- Perform the Gearbox Replacement routine.
- Perform the TRANSMISSION VERIFICATION TEST Refer to the appropriate service information .