Inputs to the Transmission Control Module

INPUTS TO THE TRANSMISSION CONTROL MODULE (TCM)
^ Input shaft speed sensor, incoming rpm (pins 12, 31)
^ Output shaft speed sensor, outgoing rpm (pins 30, 31)
^ Transmission fluid temperature sensor (pin 33)
^ Transmission range switch (pins 9,10, 27, 28)
^ Throttle position (pin 25)
^ Throttle Position (TPS) (pin 15)
^ Traction Control System (TCS) ACTIVE (pin 4)
^ Brake light switch (pin 26)
^ Data link K line (pin 23) (also output)
^ SPORT switch (pin 20)
^ WINTER switch (pin 21)
^ Kick-down switch (pin 8)
^ Shift-lock relay (pins 10,28)
^ Voltage from +15 (pin 17)
^ Voltage from +30 (pin 18), Ground (pins 22, 35)