2004 GMC Sonoma Owner's Manual - Page 361

78,000 Miles (130 000 km) ❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. ❑ Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote **.) ❑ Rotate tires. See Tire Inspection and Rotation on page 5-68 for proper rotation pattern and additional information. (See footnote +.) 84,000 Miles (140 000 km) ❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. ❑ Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote **.) ❑ Rotate tires. See Tire Inspection and Rotation on page 5-68 for proper rotation pattern and additional information. (See footnote +.) 81,000 Miles (135 000 km) ❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. ❑ Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote **.) 87,000 Miles (145 000 km) ❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. ❑ Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote **.) 6-15