Jeep Wrangler 2018-2025 Owners Manual / TECHNICAL SPECIFICATIONS / FUEL REQUIREMENTS — GASOLINE ENGINE

Jeep Wrangler: TECHNICAL SPECIFICATIONS / FUEL REQUIREMENTS — GASOLINE ENGINE

While operating on gasoline with the required octane number, hearing a light knocking sound from the engine is not a cause for concern. However, if the engine is heard making a heavy knocking sound, see a dealer immediately. Use of gasoline with an octane number lower than recommended octane can cause engine failure and may void the New Vehicle Limited Warranty.

Poor quality gasoline can cause problems such as hard starting, stalling, and hesitations. If you experience these symptoms, try another brand of gasoline before considering service for the vehicle.

WHEEL AND TIRE TORQUE SPECIFICATIONS

Proper lug nut/bolt torque is very important to ensure that the wheel is properly mounted to the vehicle. Any time a wheel has been removed and reinstalled on the vehicle, the lug nuts/ bolts should be torqued using a properly calibrated torque wrench using a six sided (hex) deep wall socket...

2.0L Engine and 3.6L Engine

2.0L Engine This engine is designed to meet all emission requirements, and provide satisfactory fuel economy and performance, when using high-quality unleaded “regular” gasoline having an octane rating of 87, as specified by the (R+M)/ 2 method...

Other information:

Jeep Wrangler 2018-2025 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 2018-2025 Owners Manual: Climate Voice Commands


Adjust vehicle temperatures hands-free and keep everyone comfortable while you keep moving ahead. Push the VR button on the steering wheel. After the beep, say one of the following commands: “Set the driver temperature to 70 degrees” “Set the passenger temperature to 70 degrees” Did You Know: Voice Command for Climate may only be used to adjust the interior temperature of your vehicle...

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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.

NOTE:

Bi-Level mode is designed under comfort conditions to provide cooler air out of the panel outlets and warmer air from the floor outlets.

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