Replace engine oil & oil filter
15.000 miles / 6 months
12.500 miles / 6 months when using B20 biodiesel
( or as prompted by the oil change indicator)
Replace fuel filter
15.000 miles / 12 months
Flush engine cooling system
150.000 miles / 10 years
Inspect water pump
15.000 miles (inspect weep hole for blockage)
Replace crankcase ventilation filter
67,500 miles / 54 months
Replace automatic transmission fluid & filter (68RFE)
120.000 miles (under normal driving conditions)
60.000 miles (under severe driving conditions)
Replace automatic transmission fluid & filter (Aisin AS69RC)
30.000 miles / 24 months
Replace manual transmission fluid
120.000 miles (under normal driving conditions)
60.000 miles (under severe driving conditions)
Replace transfer case fluid
60.000 miles (under normal driving conditions)
30.000 miles (under severe driving conditions)
Replace front differential fluid
(4×4 vehicles)
15.000 miles (under severe driving conditions)
60.000 miles (under normal driving conditions)
Replace rear differential fluid
15.000 miles (under severe driving conditions)
60.000 miles (under normal driving conditions)
Check and adjust valve lash
150.000 miles
Engine oil
15W-40 (outside temperature > 0° F)
5W-40 full synthetic (all outside temperature)
12.0 qts w/ filter
Transfer case fluid
MOPAR ATF+4 automatic transmission fluid
1.25 qts (NV231HD)
2.3 qts (NV241)
3.25 qts (NV241HD)
Rear differential fluid
SAE 75W-85 full synthetic GL-5 gear oil
2.7 qts (10.5" AMM)
~4.5 qts (11.5" AMM)
