Action Taken When the DTC Sets

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban, and 2018 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.

The traction/stability control indicator turns ON.
The electronic brake control module disables the traction control, the stability control and the hill start assist for the duration of the ignition cycle.