Jeep Wrangler: VEHICLE MAINTENANCE / Transfer Case

Front/Rear Axle Fluid

For normal service, periodic fluid level checks are not required. When the vehicle is serviced for other reasons the exterior surfaces of the axle assembly should be inspected...

Manual Transmission — If Equipped

Fluid Level Check Check the fluid level by removing the fill plug. The fluid level should be between the bottom of the fill hole and a point not more than 3/16 of an inch (4...

Other information:

Jeep Wrangler 2018-2025 Owners Manual: Priming If The Engine Has Run Out Of Fuel — Diesel Engine

WARNING! Do not open the high pressure fuel system with the engine running. Engine operation causes high fuel pressure. High pressure fuel spray can cause serious injury or death. Add a substantial amount of fuel to the tank, approximately 2 to 5 gal (8L to 19L)...

Jeep Wrangler 2018-2025 Owners Manual: Cooling System

WARNING! You or others can be badly burned by hot engine coolant (antifreeze) or steam from your radiator. If you see or hear steam coming from under the hood, do not open the hood until the radiator has had time to cool. Never open a cooling system pressure cap when the radiator or coolant bottle is hot...