2015 Buick Regal Owner Manual - Page 232

Driving and Operating Warning (Continued) speeds greater than 8 km/h (5 mph). To prevent injury, death, or vehicle damage, even with parking assist, always check the area around the vehicle and check all mirrors before moving forward or backing. As the object gets closer, more bars light up, and the bars change color from yellow to amber to red. When an object is first detected in the rear, one beep will be heard from the rear. When an object is very close (