2006 Cadillac CTS-V Owner's Manual - Page 399

Recommended Fluids and Lubricants Fluids and lubricants identified below by name, part number, or specification may be obtained from your dealer. Usage Fluid/Lubricant Engine oil which meets GM Standard GM6094M and displays the American Petroleum Institute Certified for Gasoline Engines starburst symbol. GM Goodwrench® oil meets all the requirements for your vehicle. To determine the proper viscosity for your vehicle's engine, see Engine Oil on page 5-16. Engine Oil (V6 Engine) Fluid/Lubricant The engine requires a special engine oil meeting GM Standard GM4718M. Oils meeting this standard may be identified as synthetic, and should also be identified with the American Petroleum Institute Certified for Gasoline Engines starburst symbol. Engine Oil However, not all synthetic API oils (V8 Engine) with the starburst symbol will meet this GM standard. You should look for and use only an 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 5-16. 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 GM Optikleen® Washer Solvent. Washer Hydraulic Clutch Fluid. Use only Hydraulic GM Part No. U.S. 88958860, in Clutch System Canada 88901244, Super DOT-4 brake fluid. Usage 6-13