1998 GMC Sonoma Owner's Manual - Page 358

Long Tripmighway Maintenance Schedule I 60,000 Miles (100 000 km) (Continued) 0 Inspect engine accessory drive belt. An Emission Control Service. 0 Replace fuel filter. An Emission Control Service. (See footnote?.) Replace air cleaner filter. An Emission Control Service. 0 Inspect fuel tank, cap and lines for damage or leaks. Inspect fuel cap gasket for any damage. Replace parts as needed. An Emission Control Service. (See footnote?.) 67,500 Miles (112 500 km) 0 Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #.) Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote **.) 0 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) DATE