FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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A/T Diagnostic Communication Line

Component Description
The malfunction information related to A/T (Automatic Transmission) is transferred through the line (circuit) from TCM (Transmission control module) to ECM. Therefore, be sure to erase the malfunction information such as DTC not only in TCM (Transmission control module) but also ECM after the A/T related repair.