2003 Chevrolet Avalanche Owner's Manual - Page 447
2003 Chevrolet Avalanche Manual
Page 447 highlights
60,000 Miles (100 000 km) c1 Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. Rotate tires. See Tire Inspection and Rotation on page 5-59 for proper rotation pattern and additional information. (See footnote +.) Replace fuel filter. An Emission Control Service. (See footnote t.) Replace engine air cleaner filter. An Emission Control Service. Inspect Evaporative Control System. Check all fuel and vapor lines and hoses for proper hook-up, routing and condition. Check that the purge valve works properly, if equipped. Replace as needed. An Emission Control Service. (See footnote t.) Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. Rotate tires. See Tire lnspection and Rotation on page 5-59 for proper rotation pattern and additional information. (See footnote +.) 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 Rotationon u page 5-59 for proper rotation pattern and additional information. (See footnote +.) 82,500 Miles (137 500 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 5-59 for proper rotation pattern and additional information. (See footnote +.) 90,000 Miles (150 000 km) Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. D Replace fuel filter. An Emission Control Service. (See footnote t.) 67,500 Miles (112 500 km) a 75,000 Miles (125 000 km) 0 Inspect engine air cleaner filter if you are driving in dusty conditions. Replace filter if necessary. An Replace engine air cleaner filter. An Emission Control Service. Rotate tires. See Tire Inspection and Rotation on page 5-59 for proper rotation pattern and additional information. (See footnote +.) Emission Control Service. (See footnote t.) 6-8