2003 GMC Savana Van Owner's Manual - Page 356

0 Vehicles With GVWR Above 10,000 Ibs. Only: Inspect shields for damage or looseness. Adjust or replace as required. This is a Noise Emission Control Service. Applicable only to vehicles sold in the United States. 50.000 Miles (83 000 km) _ _ . _ ~ 0 Change automatic transmission fluid and filter if the vehicle's GVWR is over 8,600 Ibs or if the vehicle is mainly driven under one or more of these conditions: - In heavy city traffic where the outside temperature regularly reaches 90°F (32°C) or higher. - In hilly or mountainous terrain. - When doing frequent trailer towing. - Uses such as found in taxi, police or delivery service. 37,500 Miles (62 500 km) 0 Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. 0 Rotate tires. See Tire Inspection and Rotation on page 5-62 for proper rotation pattern and additional information. (See footnote +.) 45,000 Miles (75 000 km) Check readfront axle fluid level and add fluid as needed.Check constant velocity joints and axle seals for leaking. CI Vehicles With GVWR Above 10,000 Ibs. Only: Inspect shields for damage or looseness. Adjust or replace as required. This is a Noise Emission Control Service. Applicable only to vehicles sold the in United States. 0 Rotate tires. See Tire Inspection and Rotation on page 5-62 for proper rotation pattern and additional information. (See footnote +.) If you do not use your vehicle under any of these conditions, change the fluid and filter at 100,000 miles ( I 66 000 km). 52,500Miles (87 500 km) 0 Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. 0 Rotate tires. See Tire Inspection and Rotation on page 5-62 for proper rotation pattern and additional information. (See footnote +.) 6-7