Dodge 2014 RAM 1500 Owner's Manual page 134

132 MAINTENANCE SCHEDULE
Mileage or time passed (whichever comes
Inspect the transfer case fluid, change for any of
the following: police, taxi, fleet, or frequent trailer
towing.
Change transfer case fluid.
first)
Or Years: 1 2
Or Kilometers:
3 4 5 6 7 8
X
9 10 11 12 13
X
X
14 15