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. ...

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. ...

Operating Instructions (Uconnect™ Phone) — If Equipped
Refer to “Uconnect™ Phone” in the Uconnect™ User Manual located on the DVD for further details. ...