of the following: police, taxi, fleet, or frequent
trailer towing.
Change the transfer case fluid.
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 affect vehicle handling and performance. This could cause an accident.