New for 2011

There are no major changes, but "mbrace," a new telematics system, replaces Tele Aid and has features such as locating a vehicle in a parking lot and remotely locking and unlocking doors with an iPhone or BlackBerry.

    See also:

    Driving on sand
    WARNING Do not reduce the tire inflation pressure before driving through sand. However, if you do so, remember to correct the tire inflation pressure before continuing your trip. Driving wit ...

    Trailer load/noseweight
    The trailer load/noseweight affects the gross weight of the vehicle. If a trailer is attached, the trailer load/noseweight is included in the load along with occupants and luggage. The trailer ...

    Uniform Tire Quality Grading Standards
    A uniform standard to grade the quality of tires with regards to tread quality, tire traction and temperature characteristics. Ratings are determined by tire manufacturers using U.S. government ...