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

Jeep Wrangler / Jeep Wrangler Owner's 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:

    If Engine Fails To Start
    WARNING! • Never pour fuel or other flammable liquids into the throttle body air inlet opening in an attempt to start the vehicle. This could result in a flash fire causing serious personal ...

    Remote Start Abort Message On Electronic Vehicle Information Center (EVIC) — If Equipped
    The following messages will display in the EVIC if the vehicle fails to remote start or exits remote start prematurely: • Remote Start Aborted — Door Ajar • Remote Start Aborted — Hood A ...

    Children Too Large For Booster Seats
    Children who are large enough to wear the shoulder belt comfortably, and whose legs are long enough to bend over the front of the seat when their back is against the seatback, should use the lap ...