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70,000 Miles (112 000 km)
❑
Check Oil Life System. When engine oil and filter are
changed, reset the system. See Engine Oil on
page 5-16. An Emission Control Service.
75,000 Miles (120 000 km)
❑
Inspect engine air cleaner filter change indicator. If
necessary, replace the filter. If vehicle is driven in
dusty/dirty conditions, inspect filter change indicator
at every engine oil change. See Engine Air
Cleaner/Filter on page 5-21 for more information.
An Emission Control Service. (See footnote †.)
❑
Check rear/front axle fluid level and add fluid as
needed. Check constant velocity joints and axle seals
for leaking. See Part D: Recommended Fluids and
Lubricants on page 6-20 for the proper fluid to use.
❑
Rotate tires. See “Tire Inspection and Rotation” in
your owner’s manual for proper rotation pattern
and additional information. See “Tires” in your
owner’s manual. (See fo.)
❑
Inspect shields and underhood insulation for damage
or looseness. Adjust or replace as required. This is a
Noise Emission Control Service. Applicable only to
vehicles sold in the United States.
❑
Check the air intake system installation to assure
that gaskets are properly sealed and that all hose
connections, fasteners and other components
are tight. Also check to be sure that the air cleaner
housing is properly seated and the cover fits tightly.
Tighten connections and fasteners or replace
damaged parts as necessary.This is a Noise
Emission Control Service. Applicable only to vehicles
sold in the United States.
❑
If your engine has a thermostatically controlled
cooling fan, inspect hoses and ducts for proper
hook-up (or every 12 months, whichever occurs first).
Be sure the valve works properly. This is a Noise
Emission Control Service. Applicable only to vehicles
sold in the United States.
❑
Replace fuel filter. See Diesel Engine Fuel on
page 5-2. An Emission Control Service.
(See footnote †.)
❑
Allison Transmission
®
Only: Change automatic
transmission fluid and filters if the vehicle is mainly
driven under one or more of these conditions:
− In heavy city traffic where the outside
temperature regularly reaches 90°F (32°C)
or higher.
− In hilly or mountainous terrain.
− When doing frequent trailer towing.
− Uses such as found in taxi, police or delivery
service.
If you do not use your vehicle under any of
these conditions, change the fluid and filter at
100,000 miles (166 000 km).
6-12
Summary of Contents for 2003 DURAMAX
Page 58: ...NOTES 5 40...
Page 82: ...Maintenance Record cont d Date Odometer Reading Serviced By Maintenance Record 6 24...
Page 83: ...Maintenance Record cont d Date Odometer Reading Serviced By Maintenance Record 6 25...
Page 84: ...Maintenance Record cont d Date Odometer Reading Serviced By Maintenance Record 6 26...