Conditions for Setting the DTC
WARNING: This page is about a different car, the 2017 GMC Yukon XL, 2017 GMC Yukon, 2017 Chevrolet Tahoe, 2017 Chevrolet Suburban 3500 HD, and 2017 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.
P0961
The Transmission Control Module detects an internal electrical malfunction of the line pressure control solenoid where the measured line pressure control solenoid current does not equal the commanded line pressure control solenoid current for 5 s.
P0962
The Transmission Control Module detects a short to ground or an open/high resistance on the line pressure control solenoid control circuit for 2 s.
P0963
The Transmission Control Module detects a short to voltage on the line pressure control solenoid control circuit for 5 s.