GMC 2006 Savana Owner's Manual page 355

Additional Required Services
25,000 50,000 75,000 100,000 125,000 150,000
Service and Miles (Kilometers)
(41 500) (83 000) (125 000) (166 000) (207 500) (240 000)
Inspect fuel system for damage
or leaks.
Inspect exhaust system for loose
or damaged components.
Replace engine air cleaner filter. See
Engine Air Cleaner/Filter on page 5-17.
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).
6-7