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.

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    Personal Settings (Customer-Programmable Features)
    Personal Settings allows the driver to set and recall features when the vehicle speed is at 0 mph (0 km/h) (manual transmission) or when the shift lever is in PARK (auto transmission). Press an ...

    Using Operator Mode
    Press the switch rearward and hold it, the Sky Slider™ will open from the front and move toward the rear of the vehicle. Press the switch forward and hold it, the Sky Slider™ will open from ...

    Daytime Running Lights — If Equipped
    The headlights come on at a low intensity level when shifted into any position other than PARK (auto transmission) or when the vehicle begins to move (manual transmission). NOTE: The Daytime Runnin ...