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: 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. NOTE: Do not operate the vehicle until the cause is corrected. This light does not show how much oil is in the engine...

Jeep Wrangler 2018-2026 Owners Manual: Removing The Soft Top Windows

NOTE: Before fully lowering the soft top, the rear window and rear quarter windows must be removed. Remove The Rear Window: With the swing gate open, remove the rear window’s plastic retainers from the lower right and left corners. Step One Grab the swing gate bar, rotate it outward and upward releasing it from both the right and left retainers...