Conditions for Setting the DTC
WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
The TCM OSS signal and the average ABS wheel speed sensor and the drive motor signals differ by greater than 140 RPM for greater than 10 seconds.