Jeep Wrangler: SERVICING AND MAINTENANCE / ENGINE COMPARTMENT

Additional Maintenance — B6 To B20 Biodiesel

NOTE: Under no circumstances should oil change intervals exceed 8,000 miles (12,875 km) or six months, whichever comes first when using biodiesel blends greater than 5% (B5)...

2.0L Gasoline Engine

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Other information:

Jeep Wrangler 2018-2026 Owners Manual: Children Too Large For Booster Seats

Children who are large enough to wear the shoulder belt comfortably, and whose legs are long enough to bend over the front of the seat when their back is against the seatback, should use the seat belt in a rear seat. Use this simple 5-step test to decide whether the child can use the vehicle’s seat belt alone:  Can the child sit all the way back against the back of the vehicle seat? Do the child’s knees bend comfortably over the front of the vehicle seat – while the child is still sitting all the way back?  Does the shoulder belt cross the child’s shoulder between the neck and arm? Is the lap part of the belt as low as possible, touching the child’s thighs and not the stomach? Can the child stay seated like this for the whole trip? If the answer to any of these questions was “no”, then the child still needs to use a booster seat in this vehicle...

Jeep Wrangler 2018-2026 Owners Manual: Preparations For Jump Start

Supplemental Battery — If Equipped WARNING! Only use the positive battery post on the main battery to jump start your vehicle. Serious injury or death could result if you attempt to jump start using the supplemental battery. Battery gas is flammable and explosive...