See also:

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. ...

TOW/HAUL
To reduce potential for automatic transmission overheating, press the TOW/HAUL button when driving in hilly areas or select the 2 range on more severe grades. Refer to “Automatic Transmissionâ ...

Checking Oil Level
To assure proper engine lubrication, the engine oil must be maintained at the correct level. Check the oil level at regular intervals, such as every fuel stop. The best time to check the engine ...