See also:

Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five ...

MRC, electric power steering and other advanced control systems
Supporting the ATS's new suspension designs are advanced damping, steering and braking systems, including Magnetic Ride Control. Magnetic Ride Control (MRC) is the heart of the FE3 Sport Suspensio ...

Grade Braking
The Grade Braking shift modes can be activated by pressing the button on the end of the shift control lever. While in Range Selection Mode, Grade Braking is deactivated allowing the driver to sele ...