See also:

Ultrasonic Parking Assist
If available, Ultrasonic Rear Parking Assist (URPA) system uses sensors on the rear bumper to assist with parking and avoiding objects while in R (Reverse). It operates at speeds less than 8 ...

Additional Factors Affecting System Operation
Safety belts help keep the passenger in position on the seat during vehicle maneuvers and braking, which helps the passenger sensing system maintain the passenger airbag status. See “Safety Belt ...

Exterior
While the Regal's styling is definitely understated, the sedan has clean lines and a nice stance. The rear-quarter view is one of its best angles, and the car has one of the most stylish trunklids ...