See also:

Following Distance
Stay at least twice as far behind the vehicle ahead as you would when driving the vehicle without a trailer. This can help to avoid situations that require heavy braking and sudden turns. ...

How the System Works
When the vehicle is shifted into R (Reverse) the front and rear sensors are automatically turned on. After the vehicle is shifted out of R (Reverse), the rear sensors are turned off and the front ...

2012 Cadillac SRX Review by Bill Jackson
The 2012 Cadillac SRX handles well and looks good, but I don't think it's good enough overall to command its price in the competitive luxury-SUV market. To my eyes, styling is the SRX's strongest ...