Dodge CHALLENGER 2021 Owner's Manual page 281

Mileage or time passed (whichever
comes first)
Or Years:
Or Kilometers:
Change the rear axle fluid and on
models equipped with All Wheel
Drive (AWD) change the front axle
fluid if using your vehicle for any of
the following: police, taxi, fleet,
off-road, or frequent trailer towing.
Inspect and replace PCV valve if
necessary.
1. The spark plug change interval is mileage based only, yearly intervals do not apply.
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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WARNING!
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SERVICING AND MAINTENANCE
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