Conditions for Setting the DTC
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0976 sets when either of the following conditions occurs for 4.3 seconds:
- The TCM detects an open in the 2-3 shift solenoid valve circuit when the 2-3 SS is commanded ON.
- The TCM detects a short to ground in the 2-3 shift solenoid valve circuit when the 2-3 SS is commanded ON.