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Home >> Pontiac >> 2008 >> Torrent GXP, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 148 (Automatic Transmission - AF33-5 - DTC P0115 To DTC P280A) >> DTC P0732 >> Circuit/System Description

Circuit/System Description

WARNING: This page is about a different car, the 2009 Pontiac Torrent and 2009 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.

The transmission control module (TCM) calculates the actual gear ratio based on input speed sensor (ISS) and output speed sensor (OSS) data. The actual gear ratio is compared to the expected gear ratio for each commanded gear.

If the TCM detects an incorrect 2nd gear ratio while in 2nd gear, DTC P0732 sets.

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