Conditions for Setting the DTC: P0973
WARNING: This page is about a different car, the 2009 GMC Sierra and 2009 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Either one of the following conditions occurs for 4.3 seconds:
- 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 ON.