Additional Required Services
This maintenance section applies to vehicles with a gasoline engine. If your vehicle has a diesel engine, see the
maintenance schedule section in the DURAMAX
The following services should be performed at the first maintenance service (I or II) after the indicated miles
(kilometers) shown for each item.
Service and Miles (Kilometers)
Inspect fuel system for damage
or leaks.
Inspect exhaust system for loose or
damaged components.
Replace engine air cleaner filter.
See Engine Air Cleaner/Filter on
page 5-20.
Change automatic transmission
fluid and filter (severe service).
See footnote (h).
Change automatic transmission fluid
and filter (normal service).
®
Diesel manual.
Additional Required Services
25,000
50,000
(40 000)
(80 000)
•
•
•
•
•
•
75,000
100,000
(120 000)
(160 000)
•
•
•
•
•
•
•
125,000
150,000
(200 000)
(240 000)
•
•
•
•
•
•
6-7