Dodge 2004 Durango Owner's Manual page 347

Miles
(Kilometers)
Change engine oil and engine oil filter.
Rotate tires.
Change rear axle fluid.
Change front axle fluid (4X4).
Inspect brake linings.
Inspect engine air cleaner filter, replace if necessary.
Replace spark plugs.
Inspect PCV valve, replace as necessary.*
Inspect and replace ignition cables if necessary (5.7L only).
Inspect auto tension drive belt and replace if required.
Drain and refill automatic transmission fluid, change filter
(3.7L). This applies only if your vehicle is used for police,
taxi, fleet, or trailer towing.
Drain and refill automatic transmission fluid and change
main sump filter (4.7L/5.7L only).
Inspect transfer case fluid (4X4).
48,000 51,000 54,000
(77 000) (82 000) (86 000)
X X X
X X
X
M
SCHEDULE "B" 347
A
I
57,000 60,000
N
T
(91 000) (96 000)
E
X X
N
A
X
N
X
C
E
X
S
C
X
H
X
E
X D
U
X
L
X E
S
X
8
X
X