Chevrolet 2008 Express Owner's Manual page 371

Additional Required Services (cont'd)
25,000 50,000 75,000 100,000 125,000 150,000
Service and Miles (Kilometers)
(40 000) (80 000) (120 000) (160 000) (200 000) (240 000)
Change automatic transmission fluid
and filter (severe service). See
footnote (h).
Change automatic transmission fluid
and filter (normal service).
Replace spark plugs and inspect spark
plug wires. An Emission Control
Service.
Engine cooling system service (or every
five years, whichever occurs first).
An Emission Control Service. See
footnote (i).
Inspect engine accessory drive belt.
An Emission Control Service. See
footnote (n).
Inspect evaporative control system.
An Emission Control Service. See
footnotes † and (k).
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