2009 GMC Sierra 1500 Crew Cab Owner's Manual - Page 559

Recommended Fluids and Lubricants This maintenance section applies to vehicles with a gasoline engine. If your vehicle has a diesel engine, see the maintenance schedule section in the DURAMAX® Diesel manual. Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer/retailer. Fluid/Lubricant Engine oil which meets GM Standard GM6094M and displays the American Petroleum Institute Certified for Gasoline Engine Oil Engines starburst symbol. To determine the proper viscosity for your vehicle's engine, see Engine Oil on page 5-17. 50/50 mixture of clean, drinkable ® Engine Coolant water and use only DEX-COOL coolant. See Engine Coolant on page 5-32. DOT 3 Hydraulic Brake Fluid Hydraulic Brake (GM Part No. U.S. 12377967, System in Canada 89021320). Usage Usage Windshield Washer Fluid/Lubricant Optikleen Washer Solvent. ® Power Steering GM Power Steering Fluid (GM Part No. U.S. 89021184, System in Canada 89021186). Automatic DEXRON®-VI Automatic Transmission Transmission Fluid. Multi-Purpose Lubricant, Superlube Key Lock (GM Part No. U.S. 12346241, Cylinders in Canada 10953474). Floor Shift Linkage Lubriplate Lubricant Aerosol (GM Part No. U.S. 12346293, in Canada 992723) or lubricant meeting requirements of NLGI #2 Category LB or GC-LB. Chassis Lubricant (GM Part No. U.S. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. Chassis Lubrication Front Axle 80W-90 (1500 Series) - SAE Part No. Axle Lubricant (GM U.S. 89021671, Four-Wheel in Canada 89021672). Drive 6-15