When to Check

Check your tires once a month or more.

Also, check the tire pressure of the spare tire.

    See also:

    Side Blind Zone Alert (SBZA)
    The vehicle may have a Side Blind Zone Alert (SBZA) system. Read this entire section before using the system. WARNING! SBZA does not detect vehicles rapidly approaching outside of the side ...

    Low Fuel Warning Light
    This light comes on for a few seconds when the ignition is turned on as a check to indicate it is working. If it does not come on, have it fixed. The low fuel warning light (A) comes on and a chime ...

    Using the Delete All Name Tags Command
    The delete all name tags command deletes all stored phone book name tags and route name tags for OnStar, if stored. To delete all name tags: 1. Press . ► For vehicles without a navigation sy ...