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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1488 (Automatic Transaxle - AF33-5 (DTC P0962 - P1868)) >> Diagnostic Information & Procedures >> DTC P1719 >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

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

If the TCM detects incorrect shifting, indicating excessive slip or drag within the transmission, then DTC P1719 sets. DTC P1719 is a type A DTC.

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