Additional Required Services - GMC 2008 Yukon Owner's Manual

Additional Required Services

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.
Vehicles without a filter restriction
indicator: Replace engine air cleaner
filter. See Engine Air Cleaner/Filter on
page 5-19.
Change automatic transmission fluid and
filter (severe service). See footnote (h).
Change automatic transmission fluid and
filter (normal service).
Four-wheel drive: Change transfer case
fluid. See footnote (g).
Inspect evaporative control system. An
Emission Control Service. See footnotes
† and (k).
Replace spark plugs and inspect spark
plug wires. An Emission Control Service.
6-6
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)
• •
• •
•
•
•
•