1998 Pontiac Bonneville Owner's Manual - Page 343
1998 Pontiac Bonneville Manual
Page 343 highlights
Long Trip/Hiehwav Maintenance Schedule 22,500 Miles (37 500 km)(Continued) 0 Rotate tires, See "Tire Inspection and Rotation" in the Index for proper +.) rotation pattern and additional information. (See footnote 30,000 Miles (50 000 km) engineoil and filter (or every 12 months, whichever occursfirst). An Emission Control Service. 0 Lubricate chassis components(or every 12 months, whichever occurs first). #.) (See footnote in 0 Rotate tires. See "Tire Inspection and Rotation"the Index for proper (See footnote +.) rotation pattern and additional information. (Also see footnote ++.) 0 Replace air cleaner filter. An Emission Control Service. 0 Inspect fuel tank, cap andlines for damage or leaks. Inspect fuel cap gasket as for any damage. Replace parts needed. An Emission Control Service. (See footnote?.) the 0 For supercharged engines only: Check supercharger oil level and add oil as needed (or every 36 months, whichever occursfirst). See "Recommended Fluids and Lubricants" in this section. An Emission Control Service. (See footnote?.) DATE I 0 Change 7-24