2006 Cadillac DTS Owner's Manual - Page 408

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 on page 5-18. Throttle body service. An Emission Control Service. See footnotes † and (l). Change automatic transaxle fluid and filter (severe service). See footnote (h). Change automatic transaxle fluid and filter (normal service). Replace spark plugs. An Emission Control Service. Except Professional Vehicle: Engine cooling system service (or every five years, whichever occurs first). An Emission Control Service. See footnote (j). 25,000 (41 500) • • 50,000 (83 000 75,000 (125 000) • • 100,000 (166 000 125,000 (207 500) • • 150,000 (240 000 • 6-6