1996 GMC Savana Van Owner's Manual - Page 335

Long TripMighway MaintenanceSchedule -- Gasoline Engines 82,500 Miles (137 500 km) 0If your engine has a thermostatically controlled cooling fan, inspect all hoses and ducts for proper hook-up (or every 12 months, whichever occurs first). Be sure the valve works properly.This is (1 Noise Emission Control Service. Applicuhle only to vehicles s o l d in the United Stutes. Change engine oil and filter (or every 12 months, whichever occurs first). An Enlissiorz Control Service. 0Lubricate chassis components; see footnote # (or every 12 months, whichever occurs first). Check axle fluid level and add fluid as needed. ** 0 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. During tire rotation, check brake calipers for freedom of movement. Refer to the appropriate GM service manual for proper caliper service procedures. DATE ACTUAL MILEAGE SERVICED B Y DATE ACTUAL MILEAGE SERVICED B Y 7-39