Transmission Control Module (TCM)
- 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 for the LZ9. The scan tool displays the position of the transmission range 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 for the L61 and LZ4. The scan tool displays the position of the transmission range switch.