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20,000 Miles (32 000 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.
22,500 Miles (36 000 km)
❑
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.)
25,000 Miles (41 500 km)
❑
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 every
50,000 miles (83 000 km).
6-8
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...