Dodge DURANGO 2021 Owner's Manual page 294

292 SERVICING AND MAINTENANCE
Mileage or time passed (whichever comes first)
Or Years:
Or Kilometers:
Inspect accessory drive belt tensioner and pulley, replace if
necessary.
Change transfer case fluid.
Replace PCV valve.
1. The spark plug change interval is mileage based only, yearly intervals do not apply.
WARNING!
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.
WARNING! (Continued)
Failure to properly inspect and maintain your

vehicle could result in a component malfunc-
tion and effect vehicle handling and perfor-
mance. This could cause an accident.
(Continued)
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