Conditions for Setting the DTC
WARNING: This page is about a different car, the 2008 GMC Sierra and 2008 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
P0973
- The TCM detects an open in the 1-2 shift solenoid valve circuit when commanded ON.
- The TCM detects a short to ground in the 1-2 shift solenoid valve circuit when commanded OFF.
P0976
- The TCM detects an open in the 2-3 shift solenoid valve circuit when commanded ON.
- The TCM detects a short to ground in the 2-3 shift solenoid valve circuit when commanded OFF.
P2764
- The TCM detects an open in the TCC PWM solenoid valve circuit when the TCC PWM is commanded ON.
- The TCM detects a short to ground in the TCC PWM solenoid valve circuit when the TCC PWM is commanded ON.