Jeep Wrangler: TECHNICAL SPECIFICATIONS / FLUID CAPACITIES

Biodiesel Fuel Requirements

A maximum blend of 5% biodiesel meeting ASTM specification D975 is recommended for use with your diesel engine. If frequent operation with Biodiesel blends that are between 6% and 20% (B6–B20) is desired, the maintenance schedule is subject to shorter intervals...

ENGINE FLUIDS AND LUBRICANTS

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

Other information:

Jeep Wrangler 2018-2026 Owners Manual: Soft Top Window Storage Bag — If Equipped

To safely store the soft top rear window, and rear quarter windows, proceed as follows: NOTE: The swing gate bar, once removed from the rear window, does not store in the soft window storage bag (if equipped). With the bag opened completely, fold both fabric dividers downward and lay the first quarter window all the way to the right side with the inside of the window facing downward and the window pillar to the outside...

Jeep Wrangler 2018-2026 Owners Manual: Hill Descent Control (HDC) — If Equipped

HDC is intended for low speed off-road driving while in 4WD Low. HDC maintains vehicle speed while descending hills during various driving situations. HDC controls vehicle speed by actively controlling the brakes. HDC has three states: Off (feature is not enabled and will not activate)...