GMC 2008 Sierra 1500 Pickup, Owner'S Manual

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Scheduled Maintenance
Service Maintenance I Maintenance II
Change engine oil and filter. See Engine Oil on page 5-13. Reset oil life system.
See Engine Oil Life System on page 5-16. An Emission Control Service.
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Lubricate chassis components. See footnote #.
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Visually check for any leaks or damage. See footnote (j).
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Inspect engine air cleaner filter or change indicator (if equipped). If necessary,
replace filter. See Engine Air Cleaner/Filter on page 5-17. See footnote (k).
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Rotate tires and check inflation pressures and wear. See Tire Inspection and
Rotation on page 5-72 and “Tire Wear Inspection” in At Least Once a Month
on page 6-10.
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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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Perform any needed additional services. See Additional Required Services
on page 6-6.
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Inspect suspension and steering components. See footnote (b).
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Inspect engine cooling system. See footnote (c).
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Inspect wiper blades. See footnote (d).
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Inspect restraint system components. See footnote (e).
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Lubricate body components. See footnote (f).
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Check transfer case fluid level and add fluid as needed.
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6-5