2009 Chevrolet Cobalt Owner's Manual - Page 390

Additional Required Services The following services should be performed at the first maintenance service (I or II) after the indicated miles (kilometers) shown for each item. Additional Required Services Service and Miles (Kilometers) 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 (2.0L Turbo Engine) on page 5-21 or Engine Air Cleaner/Filter (2.2L Engine) on page 5-24. Change automatic transmission fluid and filter (severe service only). See footnote (h). Replace spark plugs. 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 (m). 25,000 (40 000) • • 50,000 (80 000) • • 75,000 (120 000) • • 100,000 (160 000) • • 125,000 (200 000) • • 150,000 (240 000) • • • • • • • • • • • 6-6