Heavy Duty Use Of The Vehicle - Dodge RAM 1500 2019 User Manual

Change automatic transmission fluid and filter(s) (six-
speed automatic only).
Inspect the transfer case fluid, change for any of the fol-
lowing: police, taxi, fleet, or frequent trailer towing.
Change the transfer case fluid.
Inspect and replace PCV valve if necessary.
** The spark plug change interval is mile-
age based only, yearly intervals do not
apply.
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 com-
petent mechanic.
188
Mileage or time passed
(whichever comes first)
Or Years: 2 3
Or Kilometers:
• 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.
4 5 6 7 8
X
WARNING!
9 10 11 12 13
X
X
X
X

Heavy Duty Use Of The Vehicle

Change engine oil at 4,000 miles (6,500 km)
or 350 hours of engine run time if the vehicle is
operated in a dusty and off road environment or
is operated predominately at idle or only very
low engine RPM's. This type of vehicle use is
considered Severe Duty.
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