2015 Cadillac XTS Owner Manual - Page 236

Driving and Operating SET- (Set/Coast): Press the control down briefly to set the speed and activate ACC or to decrease vehicle speed if ACC is already activated. To decrease speed by 1 km/h (1 mph), press SET− down to the first detent. To decrease speed to the next 5 km/h (5 mph) mark on the speedometer, press SET− down to the second detent. Select the set speed desired for cruise. This is the vehicle speed when no vehicle is detected in its path. ACC will not set at a speed less than 25 km/h (16 mph), although it can be resumed when driving at lower speeds. To set ACC: 1. Press 9-37 The ACC indicator displays on the instrument cluster and Head-Up Display (HUD). When ACC is active, the indicator will be lit green. Be mindful of speed limits, surrounding traffic speeds, and weather conditions when selecting the set speed. Resuming a Set Speed If the ACC is set at a desired speed and then the brakes are applied, ACC is disengaged without erasing the set speed from memory. To begin using ACC again, press +RES up briefly. The vehicle returns to the previous set speed. * (Cancel): Press to disengage ACC without erasing the selected set speed. Press to select a following gap time (or distance) setting for ACC of Far, Medium, or Near. Setting Adaptive Cruise Control If the cruise button is on when not in use, it could get pressed and go into cruise when not desired. Keep the cruise control button off when cruise is not being used. J. 2. Get up to the desired speed. 3. Press and release SET-. 4. Remove foot from the accelerator. After ACC is set, it may immediately apply the brakes if a vehicle ahead is detected closer than the selected following gap. [ (Follow Distance Gap):