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.

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    After Starting
    The idle speed will automatically decrease as the engine warms up. ...

    Automatic Unlock Doors On Exit
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    To Exit Remote Start Mode And Drive The Vehicle
    Before the end of the 15-minute cycle, press and release the UNLOCK button on the RKE transmitter to unlock the doors and disarm the Vehicle Security Alarm (if equipped). Then, insert the key into ...