RAM 1500 Truck 2WD V6-3.9L VIN X (1999)
Transmission Control System Relay: Description and Operation
TRANSMISSION RELAY-PCM OUTPUT
The output to this relay provides battery voltage to the overdrive (OD), torque converter clutch (TCC) and governor pressure solenoids. Once
battery voltage is applied to the solenoids, they are individually activated by the PCM through OD, TCC and governor pressure outputs. The relay
is located in the Power Distribution Center (PDC). Refer to label on PDC cover for relay location.
