It is under the hood in front of the washer bottle. The transmission control module is attached to it. Do you have a DRB or equivalent scan tool to be able to program the new unit if you replace it? If not the car will not start as you need to program the SKIM and VIN into the replacement.
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.