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.
P061A
The control module has detected the internal software calculation for regenerative braking torque has an error of greater than 100 N.m.
P061B
The control module has detected a torque calculation error.