When to Check

Check your tires once a month or more.

Also, check the tire pressure of the spare tire.

    See also:

    Jump Starting
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    Automatic Crash Response
    In a crash, built in sensors can automatically alert an OnStar advisor who is immediately connected to the vehicle to see if you need help. ...

    Fuels in Foreign Countries
    If you plan on driving in another country outside the United States or Canada, the proper fuel may be hard to find. Never use leaded gasoline or any other fuel not recommended in the previous text ...