2007 Cadillac STS Owner's Manual - Page 516

Recommended Fluids and Lubricants Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer. Fluid/Lubricant The engine requires a special engine oil meeting GM Standard GM4718M. Oils meeting this standard can be identified as synthetic, and should also be identified with the American Petroleum Institute (API) Certified for Gasoline Engines starburst Engine Oil symbol. However, not all synthetic API oils with the starburst symbol will meet this GM standard. You should look for and use only oil that meets GM Standard GM4718M. GM Goodwrench® oil meets all the requirements for your vehicle. For the proper viscosity, see Engine Oil on page 380. 50/50 mixture of clean, drinkable Engine Cooling water and use only DEX-COOL® Coolant. See Engine Coolant on System page 389. Usage Usage Intercooler System (4.4L V8 Supercharged engine) Hydraulic Brake System Windshield Washer Parking Brake Cable Guides Fluid/Lubricant 50/50 mixture of clean, drinkable water and use only DEX-COOL® Coolant. Delco® Supreme 11 Brake Fluid or equivalent DOT-3 brake fluid. GM Optikleen® Washer Solvent. Chassis Lubricant (GM Part No. U.S. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. 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). Supercharger Oil Supercharger (GM Part No. U.S. 12345982, in Canada 10953513). See Supercharger Oil on page 385 516