Conditions for Running the DTC

WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.

The clutch pressure control solenoid valve 3 commanded pressure is at least 1800 kPa (261 psi) for 1 second.
The variable clutch torque estimated is greater than 200 N.m (148 lb ft).
The variable clutch fill detected.
The commanded mode is Reverse.