The transmission control strategy is separate from the engine control strategy within the PCM, although some of the input signals are shared. Therefore, there is no separate TCM. The PCM controls the transmission based on multiple sensor inputs.
The PCM is behind the engine in the firewall.
See pics below.
Let me know if this helps.
Take care,
Joe
See pics below.
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Wednesday, March 9th, 2022 AT 3:10 PM