See also:

Satellite Radio
Vehicles with an XM™ Satellite Radio tuner and a valid XM Satellite Radio subscription can receive XM programming. ...

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. ...

When the System Does Not Seem To Work Properly
Missed alerts can occur under normal circumstances and will increase in wet conditions. The system does not need to be serviced. SBZA is designed to ignore stationary objects; however, the system ...