2008 Chevrolet Silverado 1500 Pickup Owner's Manual - Page 556

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 Engines Engine Oil starburst symbol. To determine the proper viscosity for your vehicle's engine, see Engine Oil (Gasoline Engine) on page 5-15. 50/50 mixture of clean, drinkable ® Engine Coolant water and use only DEX-COOL coolant. See Engine Coolant on page 5-29. Hydraulic Brake Delco® Supreme 11 Brake Fluid or System equivalent DOT-3 brake fluid. Windshield Optikleen® Washer Solvent. Washer Usage Fluid/Lubricant GM Power Steering Fluid Power Steering (GM Part No. U.S. 89021184, in System Canada 89021186). Automatic DEXRON®-VI Automatic Transmission Transmission Fluid. Multi-Purpose Lubricant, Superlube Key Lock (GM Part No. U.S. 12346241, in Cylinders Canada 10953474). Lubriplate Lubricant Aerosol (GM Part No. U.S. 12346293, in Floor Shift Canada 992723) or lubricant Linkage meeting requirements of NLGI #2 Category LB or GC-LB. Chassis Lubricant (GM Part No. U.S. 12377985, in Chassis Canada 88901242) or lubricant Lubrication meeting requirements of NLGI #2, Category LB or GC-LB. Front Axle 80W-90 (1500 Series) - SAE Part No. Axle Lubricant in (GM U.S. 89021671, Four-Wheel Canada 89021672). Drive Front Axle SAE 75W-90 Synthetic (1500 HD, Axle Lubricant 1500 AWD, 2500, 2500 HD, (GM Part No. U.S. 89021677, in Canada 89021678) meeting GM and 3500 Series) Specification 9986115. Usage 6-14