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Home >> Pontiac >> 2008 >> Torrent GXP, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Automatic Transaxle - AF33-5 - DTC P0115 To DTC P2536) >> DTC P1719 >> Circuit/System Description

Circuit/System Description

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The transmission control module (TCM) calculates last shift status based on data from the input and output speed sensors. The TCM measures the amount of time required to complete each shift.