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SERVICING AND MAINTENANCE 271
DEALER SERVICE
An authorized dealer has the qualified service
personnel, special tools, and equipment to
perform all service operations in an expert
manner. Service Manuals are available which
include detailed service information for your
vehicle. Refer to these Service Manuals before
attempting any procedure yourself.
NOTE:
Intentional tampering with emissions control
systems may void your warranty and could
result in civil penalties being assessed against
you.
Engine Oil
Change Engine Oil — 3.6L And 5.7L Engine
The oil change indicator system will remind you
that it is time to take your vehicle in for sched-
uled maintenance. Refer to “Scheduled
Servicing” in this section for the proper mainte-
nance intervals.
NOTE:
Under no circumstances should oil change
intervals exceed 10,000 miles (16,000 km),
12 months or 350 hours of engine run time,
whichever comes first. The 350 hours of engine
run or idle time is generally only a concern for
fleet customers.
Change Engine Oil — 6.2L And 6.4L Engine
The oil change indicator system will remind you
that it is time to take your vehicle in for sched-
uled maintenance. Refer to “Scheduled
Servicing” in this section for the proper mainte-
nance intervals.
NOTE:
Under no circumstances should oil change
intervals exceed 6,000 miles (10,000 km) or
6 months, whichever occurs first.
Engine Oil Selection — 3.6L And 5.7L Engine
For best performance and maximum protection
under all types of operating conditions, the
manufacturer only recommends engine oils
that are API Certified and meet the require-
ments of FCA Material Standard MS-6395.
Engine Oil Selection — 6.2L And 6.4L Engine
For best performance and maximum protection
under all types of operating conditions, the
manufacturer only recommends full synthetic
engine oils that meet the American Petroleum
Institute (API) categories of SN.
The manufacturer recommends the use of a full
synthetic SAE 0W-40 engine oil or equivalent
meeting the requirements of FCA Material Stan-
dard MS-12633.
WARNING!
You can be badly injured working on or
around a motor vehicle. Only do service work
for which you have the knowledge and the
proper equipment. If you have any doubt
about your ability to perform a service job,
take your vehicle to a competent mechanic.
CAUTION!
Do not use chemical flushes in your engine oil
as the chemicals can damage your engine.
Such damage is not covered by the New
Vehicle Limited Warranty.
7
20_LD_OM_EN_USC_t.book Page 271
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