Jeep WRANGLER 2020 Owner's Manual page 359

Mileage or time passed (whichever comes first)
Or Years:
Or Kilometers:
Flush and replace the engine coolant at 10 years or
150,000 miles (240,000 km) whichever comes first.
4
Replace timing drive belt.
1. The actual interval for changing engine oil and replacing the engine oil filter depends on the vehicle usage conditions, and is signaled by the warning light or message in the instru-
ment panel. In any case, it must never exceed 12,500 miles (20,000 km) or one year.
2. Consumption of additive AdBlue® (UREA) depends on the condition of use of the vehicle and is indicated by LED and/or message on the instrument panel.
3. The brake fluid interval is time based only, mileage intervals do not apply.
4. The maximum mileage is 75,000 mi (120,000 km). The belt must be replaced every five years regardless of distance traveled. The timing and accessory belts must be changed
every 37,500 miles (60,000 km) or three years for particularly demanding use (dusty areas, severe weather conditions, very low or very high temperatures for extended periods,
city driving, long periods of idling). Under no circumstances should these intervals be exceeded.
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 effect vehicle handling and performance. This

could cause an accident.
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SERVICING AND MAINTENANCE
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