Horn

Press near the horn symbols or press on the steering wheel pad to sound the horn.

    See also:

    Removing the Flat Tire andInstalling the Spare Tire
    1. If your vehicle has a wheel cap that covers the wheel nuts, position the chisel end of the wheel wrench in the notch and pry it off. 2. Using the wheel wrench, loosen all the wheel nuts. ...

    Recommended Fuel
    Use regular unleaded gasoline with a posted octane rating of 87 or higher. If the octane rating is less than 87, an audible knocking noise, commonly referred to as spark knock, might be heard when ...

    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 ...