2009 GMC Acadia Owner's Manual - Page 392

6-12 Maintenance Schedule Recommended Fluids and Lubricants Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer/retailer. Usage Engine Oil Fluid/Lubricant Engine oil which meets GM Standard GM6094M and displays the American Petroleum Institute Certified for Gasoline Engines starburst symbol. To determine the proper viscosity for your vehicle's engine, see Engine Oil on page 5-13. 50/50 mixture of clean, drinkable water and use only DEX-COOL® Coolant. See Engine Coolant on page 5-19. DOT 3 Hydraulic Brake Fluid (GM Part No. U.S. 88862806, in Canada 88862807). Optikleen® Washer Solvent. GM Power Steering Fluid (GM Part No. U.S. 89021184, in Canada 89021186). DEXRON®-VI Automatic Transmission Fluid. Engine Coolant Hydraulic Brake System Windshield Washer Power Steering System Automatic Transmission