2005 GMC Sierra 1500 Pickup Owner's Manual - Page 542

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 which meets GM Standard GM6094M and displays the American Petroleum Institute Certified for Gasoline Engines starburst symbol. GM Engine Oil Goodwrench® oil meets all the requirements for your vehicle. To determine the proper viscosity for your vehicle's engine, see Engine Oil (Gasoline Engine) on page 5-20. 50/50 mixture of clean, drinkable Engine Coolant water and use only DEX-COOL® Coolant. See Engine Coolant on page 5-35. Hydraulic Brake Delco Supreme 11 Brake Fluid or System equivalent DOT-3 brake fluid. Usage Usage Windshield Washer Solvent Hydraulic Clutch System (5-Speed Trans.) Hydraulic Clutch System (6-Speed Trans.) Fluid/Lubricant GM Optikleen® Washer Solvent. Hydraulic Clutch Fluid (GM Part No. U.S. 12345347, in Canada 10953517) or equivalent DOT-3 brake fluid. Hydraulic Clutch Fluid. Use only GM Part No. U.S. 88958860, in Canada 88901244, Super DOT-4 brake fluid. Power Steering Power Steering GM U.S. 89021184, Fluid (GM Part No. in Canada System 89021186). Manual GM Goodwrench® Synthetic Manual Transmission Transmission Fluid (GM Part No. (5-Speed with U.S. 12346190, in Canada Low Gear, RPO 10953477) or equivalent SAE MW3) 75W-85 GL-4 gear oil. Manual Transmission Synchromesh Transmission Fluid (5-Speed (GM Part No. U.S. 12345349, in without Low Canada 10953465). Gear, RPO MG5) 6-14