Heavy Duty Use Of The Vehicle - RAM Commercial Promaster 2018 User Manual

Mileage or time passed (whichever comes
Or Years:
Or Kilometers:
Change automatic transmission fluid
and filter.
Inspect and replace PCV valve
if necessary.
* The brake fluid change interval is time
based only, mileage intervals do not apply.
** 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.
first)
2 3 4 5
WARNING!
• 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.
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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 environ-
ment 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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X
15
105