1998 Buick Skylark Owner's Manual - Page 315

r z g Trip/Highway Maintenance Schedule 90,000 Miles (150 000 km) (Continued) 0 Inspect fuel tank, cap and lines damage or leaks. Inspect fuel cap for gasket for any damage. Replace parts as needed. An Emission Control Service. (See footnote"f) Rotate tires. See "Tire Inspection and Rotation" Indexfor in the proper rotation pattern and additional information. (See footnote +.) (Also see footnote++.) 97,500 Miles (162 500 km) Change engine oil and filter (or every months, whichever occursfirst). 12 An Emission Control Service. CI Lubricate chassis components(or every 12 months, whichever occurs first). (See footnote #.) 0 Rotate tires.See "Tire Inspection and Rotation" the Indexfor proper in rotation pattern and additional information. (See footnote +.) m ~ DATE MILEAGE I l 100,000 Miles (166 000 km) Inspect spark plug wires (except 2.4L Code engine). T An Emission Control Service. Replace spark plugs. Emission Control Service. An DATE 7-28