Scheduled Maintenance - Chevrolet Silverado 2007 Owner's Manual

Maintenance I — Use Maintenance I if the
CHANGE ENGINE OIL SOON message comes on
within 10 months since the vehicle was purchased
or Maintenance II was performed.
Change engine oil and filter. See Engine Oil (Gasoline Engine) on page 508.
Reset oil life system. See Engine Oil Life System on page 511. An Emission
Control Service.
®
Allison Transmission
maintenance service performed on the vehicle.
Lubricate chassis components. See footnote #.
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 513.
See footnote (p).
Rotate tires and check inflation pressures and wear. See Tire Inspection and
Rotation on page 574 and "Tire Wear Inspection" in At Least Once a Month on
page 641.
Inspect brake system. See footnote (a).
634

Scheduled Maintenance

Service
only: Replace external transmission filter at the first
Maintenance II — Use Maintenance II if the
previous service performed was Maintenance I.
Always use Maintenance II whenever the message
comes on 10 months or more since the last
service or if the message has not come on
at all for one year.
Maintenance I Maintenance II
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