Jeep Wrangler 2018-2025 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 2018-2025 Owners Manual: Audio Performance

Audio quality is maximized under: Low-To-Medium Blower Setting Low-To-Medium Vehicle Speed Low Road Noise Smooth Road Surface Fully Closed Windows Dry Weather Conditions Operation From The Driver's Seat Performance such as audio clarity, echo, and loudness to a large degree rely on the phone and network, and not the Uconnect Phone...

Jeep Wrangler 2018-2025 Owners Manual: Locating The Upper Tether Anchorages

Two-Door Models: There are tether strap anchorages behind each rear seating position located on the back of the seat, near the floor. Tether Strap Anchorages (Two-Door Models) Four-Door Models: There are tether strap anchorages behind each rear seating position located on the back of the seat...

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.