Jeep Wrangler 2018-2026 Owners Manual / SERVICING AND MAINTENANCE / VEHICLE MAINTENANCE

Jeep Wrangler: SERVICING AND MAINTENANCE / VEHICLE MAINTENANCE

An authorized dealer has the qualified service personnel, special tools, and equipment to perform all service operations in an expert manner. Service Manuals are available which include detailed service information for your vehicle. Refer to these Service Manuals before attempting any procedure yourself.

NOTE:

Intentional tampering with emissions control systems may void your warranty and could result in civil penalties being assessed against you.

WARNING!

You can be badly injured working on or around a motor vehicle. Only do service work for which you have the knowledge and the proper equipment. If you have any doubt about your ability to perform a service job, take your vehicle to a competent mechanic.

Pressure Washing

Cleaning the engine compartment with a high pressure washer is not recommended. CAUTION! Precautions have been taken to safeguard all parts and connections however, the pressures generated by these machines is such that complete protection against water ingress cannot be guaranteed...

Engine Oil

Engine Oil Selection — 2.0L Engine (If Equipped) For best performance and maximum protection under all types of operating conditions, the manufacturer only recommend engine oils that are API SP/GF-6A certified and meet the requirements of the manufacturer Material Standard MS-13340...

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: Anti-Lock Brake System (ABS)

The ABS provides increased vehicle stability and brake performance under most braking conditions. The system automatically prevents wheel lock, and enhances vehicle control during braking. The ABS performs a self-check cycle to ensure that the ABS is working properly each time the vehicle is started and driven...