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Home >> Jeep >> 2009 >> Commander Overland, RWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> 545RFE Automatic Transmission (Service Information) >> RELAY, Transmission Control >> Description >> Description

RELAY, Transmission Control: Description: Description

NOTE: Due to different power control configurations, the Transmission Control Relay (if equipped) may be referred to as a PCM relay.

The relay is supplied fused B+ voltage, energized by the TCM, and is used to supply power to the solenoid pack when the transmission is in normal operating mode.