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Home >> GMC >> 2007 >> Acadia SLE, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 544 (Shift Interlock System) >> Diagnostic Information and Procedures >> Scan Tool Data Definitions >> Transmission Control Module (TCM)
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Transmission Control Module (TCM)

WARNING: This page is about a different car, the 2007 Pontiac G6. However, it is still accessible from the selected car via links, so may be relevant.
IMS

The scan tool displays, Drive 3, Drive 4\Drive 3, Park\Reverse, Reverse, Drive 3\Drive 2, Drive 2, Park, Invalid, Neutral\Drive 4, Drive 4, Neutral, Reverse\Neutral, Drive 1, Drive 2\Drive 1 or Open. The scan tool displays the status of the transmission internal mode switch (IMS).

TCC Brake Switch

The scan tool displays Open/Closed. The scan tool displays the status of the torque converter clutch (TCC) brake switch.

TR Sw.

The scan tool displays Park, Reverse, Neutral, Drive 5, Drive 4, Drive 3, Drive 2 or Drive 1. The scan tool displays the state of the transmission range switch.

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