Jeep Wrangler: Cooling System Tips — Automatic Transmission / Do Not Operate The Engine With Failed Parts

All engine failures give some warning before the parts fail. Be on the alert for changes in performance, sounds, and visual evidence that the engine requires service. Some important clues are:

  • Engine misfiring or vibrating severely
  • Sudden loss of power
  • Unusual engine noises
  • Fuel, oil or coolant leaks
  • Sudden change, outside the normal operating range, in the engine operating temperature
  • Excessive smoke
  • Oil pressure drop

    Do Not Operate The Engine With Low Oil Pressure

    If the low oil pressure warning light turns on while driving, stop the vehicle and shut down the engine as soon as possible. A chime will sound when the light turns on...


    The engine block heater warms the engine, and permits quicker starts in cold weather. Connect the cord to a standard 110-115 Volt AC electrical outlet with a grounded, three-wire extension cord...

    Other information:

    Jeep Wrangler 2018-2024 Owners Manual: Preparations For Jacking

    Park on a firm, level surface. Avoid ice or slippery areas.WARNING! Do not attempt to change a tire on the side of the vehicle close to moving traffic. Pull far enough off the road to avoid being hit when operating the jack or changing the wheel...

    Jeep Wrangler 2018-2024 Owners Manual: Air Bag Warning Light

    This warning light will illuminate to indicate a fault with the air bag, and will turn on for four to eight seconds as a bulb check when the ignition is placed in the ON/RUN or ACC/ON/RUN position. This light will illuminate with a single chime when a fault with the air bag has been detected, it will stay on until the fault is cleared...


    Basic Voice Commands

    The basic Voice Commands below can be given at any point while using your Uconnect system. Push the VR button on the steering wheel. After the beep, say:

    “Cancel” to stop a current voice session. “Help” to hear a list of suggested Voice Commands. “Repeat” to listen to the system prompts again.

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