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

Jeep Liberty / Jeep Liberty Owners Manual / Starting And Operating / Starting Procedures / 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:

    Engine Oil Viscosity
    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 recommend ...

    Cooling System
    To reduce potential for engine and transmission overheating, take the following actions: − City Driving When stopped for short periods of time, shift the transmission into NEUTRAL and incr ...

    Customer Key Programming
    If you have two valid Sentry Keys , you can program new Sentry Keys to the system by performing the following procedure: 1. Cut the additional Sentry Key Transponder blank(s) to match the ignit ...