1998 Oldsmobile Achieva Owner's Manual - Page 318
1998 Oldsmobile Achieva Manual
Page 318 highlights
I LongTrip/HighwayMaintenanceSchedule I 97,500 Miles (162 500 km) Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassiscomponents (or every 12 months, whichever occurs first). (See footnote #.) 0 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) + I DATE I ACTUAL MILEAGE SERVICED B Y 100,000 Miles (166 000 km) 0 Inspect spark plug wires (except 2.4L Code T engine). An Emission Control Service. 0 Replace spark plugs. An Emission Control Service. 0 Change automatic transaxle fluid and filter if the vehicle is mainly driven under one ormore of these conditions: - In heavy city traffic where the outside temperature regularly reaches 90°F (32°C) orhigher. - In hilly or mountainous terrain. - When doing frequent trailer towing. - Uses such as found in taxi, police or delivery service. v y o u do not use your vehicle under any of these conditions, the fluid and filter donot require changing. DATE I 7-28