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