2004 GMC Yukon Owner's Manual - Page 518

Recommended Fluids and Lubricants Fluids and lubricants identified below by name, part number or specification may be obtained from your dealer. Usage Fluid/Lubricant Engine oil which meets GM Standard GM6094M and displays the American Petroleum Institute Certified for Gasoline Engines starburst symbol. GM Goodwrench oil meets all the requirements for your vehicle. To determine the proper viscosity for your vehicle's engine, see Engine Oil on page 5-18. Usage Fluid/Lubricant Power Steering GM Power Steering Fluid (GM Part No. U.S. 89021184, System in Canada 89021186). Automatic Transmission Key Lock Cylinders DEXRON®-III Automatic Transmission Fluid. Multi-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241, in Canada 10953474). Chassis Lubricant (GM Part No. U.S. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. SAE 80W-90 Axle Lubricant (GM Part No. U.S. 1052271, in Canada 10950849). SAE 75W-90 Synthetic Axle Lubricant (GM Part No. U.S. 12378261, in Canada 10953455) meeting GM Specification 9986115. SAE 75W-90 Synthetic Axle Lubricant (GM Part No. U.S. 12378261, in Canada 10953455) meeting GM Specification 9986115. Engine Oil Chassis Lubrication Front Axle (Four-Wheel Drive) Front Axle (All-Wheel Drive) 50/50 mixture of clean, drinkable water and use only DEX-COOL® Engine Coolant Coolant. See Engine Coolant on page 5-28. Hydraulic Brake Delco Supreme 11 Brake Fluid or System equivalent DOT-3 brake fluid. Windshield GM Optikleen® Washer Solvent. Washer Solvent Rear Axle 6-14