Vehicle Modifications/Alterations

WARNING!
Any modifications or alterations to this vehicle could seriously affect its roadworthiness and safety and may lead to a accident resulting in serious injury or death.

    See also:

    Paging
    To learn how to page, refer to “Working with Automated Systems”. Paging works properly except for pagers of certain companies, which time out a little too soon to work properly with the Ucon ...

    Winter Operation
    To ensure the best possible heater and defroster performance, make sure the engine cooling system is functioning properly and the proper amount, type, and concentration of coolant is used. Refer ...

    LOW – If Equipped
    This range should be used for engine braking when descending very steep grades. In this range, the transmission will downshift for increased engine braking. To switch between DRIVE and LOW modes ...