2008 Chevrolet Suburban Owner's Manual - Page 503

Recommended Fluids and Lubricants 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 Engine Oil Certified for Gasoline Engines starburst symbol. To determine the proper viscosity for your vehicle's engine, see Engine Oil on page 5-15. 50/50 mixture of clean, drinkable ® Engine Coolant water and use only DEX-COOL Coolant. See Engine Coolant on page 5-28. Hydraulic Brake Delco® Supreme 11 Brake Fluid or System equivalent DOT-3 brake fluid. Windshield Optikleen® Washer Solvent. Washer Usage Fluid/Lubricant Power Steering Fluid Power Steering GM (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). Chassis Lubricant (GM Part No. U.S. 12377985, Chassis in Canada 88901242) or lubricant Lubrication meeting requirements of NLGI #2, Category LB or GC-LB. Front Axle (1500 Series SAE 80W-90 Axle Lubricant Vehicles with (GM Part No. U.S. 89021671, Four-Wheel in Canada 89021672). Drive) Front Axle SAE 75W-90 Synthetic (2500 Series Axle Lubricant Vehicles with (GM Part No. U.S. 89021677, Four-Wheel in Canada 89021678) meeting Drive) GM Specification 9986115. Usage 6-13