Extreme Cold Weather (Below –20°F Or –29°C)

To ensure reliable starting at these temperatures, use of an externally powered electric engine block heater (available from your authorized dealer) is recommended.

    See also:

    4WD Low Range
    Partial Off This is the normal operating mode for ESC in 4WD LOW range. Whenever the vehicle is started in 4WD LOW range, or the transfer case (if equipped) is shifted from 4WD HIGH range or NE ...

    Engine Oil Viscosity – 5.7L Engine
    SAE 5W-20 engine oil is recommended for all operating temperatures. This engine oil improves low temperature starting and vehicle fuel economy. The engine oil filler cap also shows the recommende ...

    Engine Air Cleaner Filter
    Refer to the “Maintenance Schedule” for the proper maintenance intervals. WARNING! The air cleaner can provide protection in the case of engine backfire. Do not remove the air cleaner unless i ...