2003 GMC Yukon Owner's Manual - Page 474

If the system is ever reset accidentally, you must change your oil at 3,000 miles (5 000 km) since your last oil change. Remember to reset the oil life system whenever the oil is changed. See Engine Oil on page 5-16 for information on resetting the system. 7,500 Miles (12 500 km) u Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. u Rotate tires. See Tire Inspection and Rotation on page 5-62 for proper rotation pattern and additional information. (See footnote +.) An Emission Control Service. Lubricate chassis components with each engine oil and filter change. Lubricate the front suspension, ball joints, steering linkage, transmission shift linkage, transfer case shift linkage and parking brake cable guides. Ball joints should not be lubricated unless their temperature is 10°F (−12°C) or higher, or they could be damaged. See the mileage intervals following for additional services that may be performed with an engine oil change and chassis lubrication. After the services are performed, record the date, odometer reading and who performed the service on the maintenance record pages in Part E of this schedule. 15,000 Miles (25 000 km) u Inspect engine air cleaner filter or change indicator (if equipped). If necessary, replace the filter. If vehicle is driven in dusty/dirty conditions, inspect filter or change indicator (if equipped) at every engine oil change. See Engine Air Cleaner/Filter on page 5-21 for more information. An Emission Control Service. (See footnote †.) u Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. u Rotate tires. See Tire Inspection and Rotation on page 5-62 for proper rotation pattern and additional information. (See footnote +.) 6-6