Conditions for Setting the DTC

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including 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.

Short to ground on the CAN High serial data circuit.
The yaw/lateral combination sensor fails an internal self test.
Communication is lost between the EBCM and the yaw/lateral combination sensor.
The correlation error between the yaw/lateral combination sensor and steering angle sensor.