2003 Chevrolet Tahoe Owner's Manual - Page 479

Part D: Recommended Fluids and Lubricants Fluids and lubricants identified below by name, part number or specification may be obtained from your dealer. Fluid/Lubricant Engine oil with the American Petroleum Institute Certified for Gasoline Engines starburst symbol Engine Oil of the proper viscosity. To determine the preferred viscosity for your vehicle's engine, see Engine Oil on page 5- 17. 50/50 mixture of clean, drinkable water and use only DEX-COOL Engine Coolant Coolant. See Engine Coolant on page 5-27. Hydraulic Brake Delco Supreme 11 Brake Fluid or System equivalent DOT-3 brake fluid. Windshield GM Optikleen Washer Solvent or WasherSolvent equivalent. GM Power Steering Flui Power d (GM993294, U.S.1052884, in Part No. or equivalent). System Canada Usage Usage Automatic Transmission Key Lock Cylinders Chassis Lubrication Front Axle (Four-wheel Drive) ~ ~~ Front Axle (All-Wheel Drive) Rear Axle Fluid/Lubricant DEXRON-Ill Automatic Transmission Fluid. Mulit-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241, in Canada 10953474, or equivalent). Chassis Lubricant (GM Part No. U S . 12377985, in Canada 88901242, or equivalent) or lubricant meeting requirements of NLGl #2, Category LB or GC-LB. SAE 8OW-90 Axle Lubricant (GM Part No. U.S. 1052271, in Canada 10950849 or equivalent). SAE 75W-90 Synthetic Axle Lubricant (GM Part No. U.S. 12378261, in Canada 10953455) or equivalent meeting GM Specification 99861 15. SAE 75W-90 Synthetic Axle Lubricant (GM Part No. U S . 12378261, in Canada 10953455) or equivalent meeting GM Specification 99861 15. 6-16