Dodge 2015 RAM Owner's Manual page 130

128 MAINTENANCE SCHEDULE
Additional Maintenance Chart — B6 to B20 Biodiesel
Mileage or time passed (whichever comes
Additional B6 to B20 Maintenance
Replace fuel filter and drain water from the fuel
filter assembly.
first)
Or Years: 1 2
Or Kilometers:
X
3 4 5 6 7 8
X X X
9 10 11 12 13
X X
14 15
X