2015 Buick LaCrosse Owner Manual - Page 223

9-38 Driving and Operating The cruise control indicator on the instrument cluster turns green after the cruise control has been set to the desired speed. See Instrument Cluster on page 5-8. Resuming a Set Speed If the cruise control is set at a desired speed and then the brakes are applied or * is pressed, the cruise control is disengaged without erasing the set speed from memory. Once the vehicle reaches about 40 km/h (25 mph) or more, press RES+ up briefly. The vehicle returns to the previously set speed. Increasing Speed While Using Cruise Control If the cruise control system is already activated: . . SET− (Set/Coast): Press the control down briefly to set the speed and activate cruise control. If cruise control is already active, use to decrease vehicle speed. To increase vehicle speed in small increments, press RES+ up briefly. For each press, the vehicle goes about 1.6 km/h (1 mph) faster. * (Cancel): Press to disengage cruise control without erasing the set speed from memory. Setting Cruise Control If the 5 button is on when not in use, SET− or RES+ could get pressed and go into cruise when not desired. Keep the 5 button off when cruise is not being used. 1. Press the 5 button to turn the cruise system on. The speedometer reading can be displayed in either English or metric units. See Instrument Cluster on page 5-8. The increment value used depends on the units displayed. Reducing Speed While Using Cruise Control If the cruise control system is already activated: . Press and hold SET− down until the desired lower speed is reached, then release it. To slow down in small increments, press SET−down briefly. For each press, the vehicle goes about 1.6 km/h (1 mph) slower. 2. Get to the speed desired. 3. Press and release the SET− control on the steering wheel. The desired set speed briefly appears in the instrument cluster. 4. Take your foot off the accelerator pedal. . Press and hold RES+ up until the vehicle accelerates to the desired speed, then release it.