Required Maintenance Intervals
Refer to the Maintenance Schedules on the following pages for the required maintenance intervals.











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.
• 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.
See also:
Engine
...
Tire Chains
Tire chains may be installed on all models except the Sahara and Rubicon. Install
chains on rear tires only.
Follow these recommendations to guard against damage and excessive tire and chain
wear ...
MMT In Gasoline
MMT is a manganese-containing metallic additive that is
blended into some gasoline to increase octane. Gasoline
blended with MMT provides no performance advantage
beyond gasoline of the same oct ...


