Conditions for Setting the DTC
WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
P2719
TCM detects an internal electrical performance malfunction on the clutch pressure control 4 control circuit where the measured pressure control solenoid 4 current does not equal the commanded clutch pressure control solenoid 4 current for 5 s.
P2720
TCM detects a short to ground on the clutch pressure control solenoid 4 control circuit for 1 s.
P2721
TCM detects an open or short to voltage on the clutch pressure control solenoid 4 control circuit for 1 s.