See also:

How OnStar Service Works
: This blue button connects you to a specially trained OnStar advisor to verify your account information and to answer questions. : Push this red emergency button to get priority help fro ...

Head Restraints
The vehicle's front seats have adjustable head restraints in the outboard seating positions. The vehicle's rear seats have adjustable head restraints in the outboard seating positions. WARNING W ...

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. ...