Jeep Wrangler 2018-2026 Owners Manual / STARTING AND OPERATING / NORMAL OPERATION — DIESEL ENGINE / Cooling System Tips — Automatic Transmission / Do Not Operate The Engine With Failed Parts

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...

ENGINE BLOCK HEATER — IF EQUIPPED

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 2018-2026 Owners Manual: Radio Controls

Uconnect 3 With 5-inch Display Preset Radio Stations All Preset Radio Stations Radio Band (AM/FM) Seek Down Tune Station Info Seek Up Audio Settings Uconnect 4 With 7-inch Display Radio Bands Preset Radio Stations View Next Preset Radio Stations Status Bar Browse Button Seek Down Tune Button Seek Up Audio Settings Bottom Bar The radio is equipped with the following modes: AM FM SiriusXM® Satellite Radio (if equipped) Press the Radio button on the touchscreen to enter the Radio Mode...

Jeep Wrangler 2018-2026 Owners Manual: Off Road+ — If Equipped

Off Road+ Switch When activated, Off Road+ is designed to improve the user experience when using specific Off Road driving modes. To activate Off Road+, push the Off Road+ switch in the switch bank. The vehicle’s performance will improve depending on which Four-Wheel Drive (4WD) mode is activated...

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.