oil additives DODGE RAM 4500 CHASSIS CAB 2009 4.G Owners Manual

Synthetic Engine Oils
You may use synthetic engine oils provided the recom-
mended oil quality requirements are met, and the recom-
mended maintenance intervals for oil and filter changes
are followed.
Materials Added to Engine Oil
Do not add supplemental materials, other than leak
detection dyes, to your engine oil. Engine oil is an
engineered product and its performance may be im-
paired by supplemental additives.
Engine Oil Filter
The engine oil filter should be changed ateveryengine
oil change.
Refer to “Fluids, Lubricants, and Genuine Parts” in this
section for the correct part number.
Disposing Of Used Engine Oil And Filter
Care should be taken in disposing of the used engine
fluids from your vehicle. Used fluids, indiscriminately
discarded, can present a problem to the environment.
Contact an authorized dealer, service station, or govern-
mental agency for advice on recycling programs and
where used fluids and filters can be safely discarded in
your area.
Engine Air Cleaner Filter
Refer to the “Maintenance Schedule” in Section 8 of this
manual for the proper maintenance intervals.
340 MAINTAINING YOUR VEHICLE