When you install a new transmission control module in these vehicles, it must be programmed with dealer-level equipment. ... If you risk driving your vehicle to the dealership without proper programming, you could cause premature transmission failure.

Does a transmission control module have to be programmed?

Yes it will have to be programed when installed. Before you swap parts try disconnecting the battery for awhile. This will let the modules reboot when you hook the battery back.

How much does it cost to reprogram a transmission control module?

The cost to reprogram a transmission ranges between $75 and $250. Most of the time, you can get this done at your local dealership, but you can also trust a local repair shop, like My Transmission Experts, to get the job done.