2012 Buick LaCrosse Owner Manual - Page 317

Driving and Operating SET/− (Set/Coast): Move the thumbwheel down to set the speed and activate cruise control or make the vehicle decelerate. Setting Cruise Control If the cruise button is on when not in use, it could get bumped and go into cruise when not desired. Keep the cruise control switch off when cruise is not being used. 1. Press 1 to turn the cruise control system on. The indicator light in the instrument panel cluster comes on. 2. Get to the speed desired. 3. Move the thumbwheel down toward SET/− and release it. The desired set speed briefly appears in the instrument panel cluster. 4. Take your foot off the accelerator pedal. Resuming a Set Speed If the cruise control is set at a desired speed and then the brakes are applied or the * 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, move the thumbwheel up toward RES/+ briefly. The vehicle returns to the previous set speed and stays there. Increasing Speed While Using Cruise Control If the cruise control system is already activated: . 9-43 Reducing Speed While Using Cruise Control If the cruise control system is already activated: . Move the thumbwheel toward SET/− and hold until the desired lower speed is reached, then release it. To slow down in small amounts, move the thumbwheel toward SET/− briefly and then release it. Each time this is done, the vehicle goes about 1.6 km/h (1 mph) slower. . Move the thumbwheel up toward RES/+ and hold it until the vehicle accelerates to the desired speed, and then release it. To increase the speed in small amounts, move the thumbwheel up toward RES/+ briefly, then release it. Each time this is done, the vehicle goes about 1.6 km/h (1 mph) faster. .