2008 Cadillac STS Owner's Manual - Page 176

The cruise controls are located on the end of the multifunction lever. Engaging Adaptive Cruise Control With the Set Button {CAUTION: If you leave your Adaptive Cruise Control switch on when you are not using cruise, you might hit a button and go into cruise when you do not want to. You could be startled and even lose control. Keep the Adaptive Cruise Control switch off until you want to use cruise control. The Adaptive Cruise controls are located on the outboard side of the steering wheel. 9(Off): R (On): This position turns the system off. This position turns the system on. Push the switch to this symbol to make the vehicle resume the speed set previously or to increase the set speed when Adaptive Cruise Control is already active. S (Resume/Increase): {CAUTION: If you operate Adaptive Cruise Control without your Head-up Display (HUD) properly adjusted, your Adaptive Cruise Control settings may not be visible. You could forget your settings and be startled by Adaptive Cruise Control response and even lose control. Keep your HUD on and properly adjusted when using Adaptive Cruise Control. T (Set/Decrease): [ (Cancel): Press this button to set the speed or to decrease the set speed when Adaptive Cruise Control is already active. Press this button located on the steering wheel to cancel adaptive cruise control. 3-22