2003 Oldsmobile Aurora Owner's Manual - Page 342

50,000 Miles (83000 km) 0 Change automatic transaxle fluid and bottom screens if the vehicle is mainly driven under one or more of these conditions: - In heavy city traffic where the outside temperature regularly reaches 90°F (32°C) or higher. - In hilly or mountainous terrain. - When doing frequent trailer towing. - Uses such as found in taxi, police or delivery service. If you do not use your vehicle under any ofthese conditions, change the fluidand filter at 100,000 miles (166 000 km). 0 Rotate tires. See Tire Inspection and Rotation on page 5-63 for proper rotation patternand additional information. (See footnote @.) (See footnote +.) 0 Replace engine air cleaner filter. An Emission Control Service. 67,500 Milles (112 500 km) 0 Rotate tires. See Tire Inspection and Rotation on page 5-63 for proper rotation patternand additional information. (See footnote @.)(See footnote +.) 75,000 Miles (125 000 km) 0 Inspect engine air cleaner filter if you are driving in dusty conditions. Replace filter if necessary. An Emission Control Service. (See footnote t.) 0 Rotate tires. See Tire Inspection and Rotation on page 5-63 for proper rotation patternand additional information. (See footnote @.) (See footnote +.) 52,500 Miles (87 500 km) 0 Rotate tires. See Tire Inspection and Rotation on page 5-63 for proper rotation pattern and additional information. (See footnote @.) (See footnote +.) 82,500 Miles (137 500 km) 0 Rotate tires. See Tire Inspection and Rotation on page 5-63 for proper rotation patternand additional information. (See footnote @.) (See footnote +.) 60,000 Miles (100 000 km) 0 Inspect throttle body bore and valve plates for deposits, open the throttle valve and inspect all surfaces. Clean as required. An Emission Control Service. (See footnote t.) 6-7