OnStar

See also:

Ultrasonic Rear Parking Assist (URPA)
For vehicles with the URPA system, it operates at speeds less than 8 km/h (5 mph), and assists the driver with parking and avoiding objects while in R (Reverse). The sensors on the rear bumper ar ...

Flash-to-Pass
This feature lets you use the high-beam headlamps to signal the driver in front of you that you want to pass. It works even if your headlamps are off. Pull the turn signal lever toward you briefl ...

Power Windows and Other Power Options
Circuit breakers in the rear fuse block protect the power windows and other power accessories. When the current load is too heavy, the circuit breaker opens and closes, protecting the circuit un ...