Jeep Grand Cherokee (2011)

    See also:

    AM/FM Button
    Press the button to select either AM or FM mode. ...

    When To Use TOW/HAUL Mode
    When driving in hilly areas, towing a trailer, carrying a heavy load, etc., and frequent transmission shifting occurs, press the TOW/HAUL switch to select TOW/ HAUL mode. This will improve perfo ...

    Tires
    Examine tires for excessive tread wear and uneven wear patterns. Check for stones, nails, glass, or other objects lodged in the tread or sidewall. Inspect the tread for cuts and cracks. Inspect ...