Conditions for Setting the DTC
WARNING: This page is about a different car, the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. 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.