Dodge 2009 Ram Diesel Owner's Manual Supplement page 147

Inspection and service should also be performed anytime
a malfunction is observed or suspected. Retain all
receipts.
* This maintenance is not required if belt was previously
replaced.
**The EGR Valve and EGR Cooler maintenance will be
covered by the manufacturer only at this maintenance
interval, for vehicles in California, Maine, Massachusetts,
New York, Vermont, Connecticut, Oregon, Rhode Island.
CAUTION!
***The manufacturer highly recommends that all
cooling system service, maintenance, and repairs be
performed by your local authorized dealer.
MAINTENANCE SCHEDULES 145
WARNING!
You can be badly injured working on or around a
motor vehicle. Do only that 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 your authorized
dealer.
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