1996 GMC Safari Owner's Manual - Page 331

Long Tripmighway Maintenance Schedule 22,500 Miles (37,500 km) - In hilly or mountainous terrain. 0Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. - When doing frequent trailer towing. - Uses such as found intaxi, police or delivery 'service. If you do not use your vehicle under any f o these conditions, change fluid and filter every the 30,000 miles (50 000 km). 0Lubricate chassis components; see footnote# (or every 12 months, whichever occurs first). 'Check readfront axle fluid level and add fluid 0 as needed. Check constant velocity joints and axle seals for leaking. ** c Rotate tires. See "Tire Inspection and Rotation" ] in the Index for proper rotation pattern and additional information. During tire rotation, check brake calipers for fi-eedom of movement. GM 'Refer to the appropriate service manual for proper caliper service procedures. DATE ACTUAL MILEAGE SERVICED BY: DATE ACTUAL MILEAGE SERVICED BY: I I I 7-31