1996 GMC Suburban Owner's Manual - Page 351

Short Trip/City Maintenance Schedule-- Gasoline Engines 78,000 Miles (130 000 km) 0Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. 81,000 Miles (135 000 km) 0Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. 0Lubricate chassis components; see footnote # (or every 3 months, whichever occurs first). 0Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. ** [7 Rotate tires. See "Tire Inspection and Rotation'' in the Index for proper rotation pattern and additional information. During tire rotation, check brake calipers for freedomof movement. Refer to the appropriate GM service manual for proper caliper service procedures. DATE ACTUAL MILEAGE SERVICED B Y 0Lubricate chassis components; seefootnote # (or every 3 months, whichever occurs first). Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. :ic:k 7-23