Jeep Wrangler 2018-2024 Owners Manual / SERVICING AND MAINTENANCE / VEHICLE MAINTENANCE / Cooling System / Cooling System — Drain, Flush And Refill

Jeep Wrangler: Cooling System / Cooling System — Drain, Flush And Refill

NOTE:

Some vehicles require special tools to add coolant properly. Failure to fill these systems properly could lead to severe internal engine damage. If any coolant is needed to be added to the system please contact an authorized dealer.

If the engine coolant (antifreeze) is dirty or contains visible sediment, have an authorized dealer clean and flush with OAT coolant (conforming to MS.90032).

Coolant Checks

Check the engine, battery (if equipped), intercooler (if equipped), and Motor Generator Unit (MGU) (if equipped) coolant (antifreeze) protection every 12 months (before the onset of freezing weather, where applicable)...

Selection Of Coolant

NOTE: Mixing of engine coolant (antifreeze) other than specified Organic Additive Technology (OAT) engine coolant, may result in engine damage and may decrease corrosion protection...

Other information:

Jeep Wrangler 2018-2024 Owners Manual: SmartWatch Integration — If Equipped

Description SmartWatch Integration puts the Uconnect app right on your Apple® Watch or Android™ Wear. To get started, follow these steps: Download the Uconnect app from the App Store® or Google Play. Log onto the app from your smartphone using the username and password you created when you first set up your account...

Jeep Wrangler 2018-2024 Owners Manual: Display Warnings And Maintenance

“Wipe Front Radar Sensor In Front Of Vehicle” Warning The “ACC/FCW Unavailable Wipe Front Radar Sensor” warning will display and a chime will sound when conditions temporarily limit system performance. This most often occurs at times of poor visibility, such as in snow or heavy rain...

Bi-Level Mode

Jeep Wrangler. Bi-Level Mode Air comes from the instrument panel outlets and floor outlets. A slight amount of air is directed through the defrost and side window demister outlets.