1999 Chevrolet Silverado 1500 Pickup Owner's Manual - Page 401

yellowblue Part D: Recommended Fluids and Lubricants NOTE: Fluids and lubricants identified below by name, part number or specification may be obtained from your dealer. USAGE Engine Oil (Gasoline Engine) FLUID/LUBRICANT Engine Oil with the American Petroleum Institute Certified For Gasoline Engines "Starburst" symbol of the proper viscosity. To determine the preferred viscosity for your vehicle's engine, see "Engine Oil" in the Index. 50/50 mixture of clean, drinkable water and use only GM GoodwrenchR DEX-COOLR or HavolineR DEX-COOLR Coolant. See "Engine Coolant" in the Index. Delco Supreme 11R Brake Fluid (GM Part No. 12377967 or equivalent DOT-3 Brake Fluid). USAGE Windshield Washer Solvent FLUID/LUBRICANT GM OptikleenR Washer Solvent (GM Part No. 1051515) or equivalent. Hydraulic Clutch Hydraulic Clutch Fluid (GM Part System No. 12345347 or equivalent DOT-3 Brake Fluid). Power Steering System Manual Transmission (5-Speed with Low Gear, RPO MW3) GM Power Steering Fluid (GM Part No. 1052884 - 1 pint, 1050017 - 1 quart, or equivalent). GM Goodwrench Synthetic Manual Transmission Fluid (GM Part No. 12346190 - 1 qt.) or equivalent SAE 75W-85 GL-4 Gear Oil. Engine Coolant Hydraulic Brake System Manual Synchromesh Transmission Fluid Transmission (GM Part No. 12345349 (5-Speed without or equivalent). Low Gear, RPO MG5) Automatic Transmission DEXRONR-III Automatic Transmission Fluid. 7-25