Jeep WRANGLER 2020 Owner's Manual page 354

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SERVICING AND MAINTENANCE

Mileage or time passed

(whichever comes first)

Or Kilometers:

Change transfer case fluid if

using your vehicle for any of the

following: police, taxi, fleet, or

frequent trailer towing.

Inspect and replace PCV valve

if necessary.

1. See "Severe Duty Conditions" in this section.

2. DOT 4 brake fluid is time based only; mileage intervals do not apply.

3. The spark plug change interval is mileage based only, yearly intervals do not apply.

4. The spark plug change interval is mileage based only, yearly intervals do not apply.

5. This maintenance is recommended by FCA to the owner, but is not required to maintain emissions warranty.

You can be badly injured working on or around a motor vehicle. Do only service work for which you have the knowledge and the right equipment.

If you have any doubt about your ability to perform a service job, take your vehicle to a competent mechanic.

Failure to properly inspect and maintain your vehicle could result in a component malfunction and affect vehicle handling and performance. This

could cause an accident.

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