GMC 2006 Sierra - Manual (Page 553)

Scheduled Maintenance
Service Maintenance I Maintenance II
Change engine oil and filter. See Engine Oil (Gasoline Engine) on page 5-20.
Reset oil life system. See Engine Oil Life System (Gasoline Engine) on
page 5-23. An Emission Control Service.
• •
Allison Transmission ® only: Replace external control-main filter only at the first
maintenance service performed on the vehicle.
Lubricate chassis components. See footnote #.
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Visually check for any leaks or damage. See footnote (j).
• •
Inspect engine air cleaner filter or change indicator (if equipped). If necessary,
replace filter. See Engine Air Cleaner/Filter (Gasoline Engines) on page 5-25.
See footnote (p).
•
Rotate tires and check inflation pressures and wear. See Tire Inspection and
Rotation on page 5-81 and “Tire Wear Inspection” in At Least Once a Month
on page 6-12.
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Inspect brake system. See footnote (a).
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Check engine coolant and windshield washer fluid levels and add fluid as
needed.
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6-5