2010 Buick Lucerne Owner's Manual - Page 25

Cruise Control The cruise control buttons are located on the left side of the steering wheel. Lane Departure Warning (LDW) For vehicles with LDW, it is intended to help avoid lane change collisions. It provides a warning if the vehicle is crossing a lane without using a turn signal. LDW uses a camera to detect the lane markings. It only operates at speeds of 56 km (35 mph) or greater. The warning symbol @, located in the instrument panel cluster, appears green if a lane marking is detected. It changes to amber, flashes, and sounds three chimes if the vehicle crosses a detected land marking and the turn signal is not on. T: On/Off. + RES: Press to accelerate or resume speed. SET- : Press to set or decrease the speed. [ (Cancel): Press to cancel cruise control. To turn LDW on and off, press the LDW button, located by the exterior headlamp control. See Lane Departure Warning (LDW) on page 3‑42 for more information. For more information, see Cruise Control on page 4‑9. 1-19