2009 Cadillac STS-V Owner's Manual - Page 475

• To check the P (Park) mechanism's holding ability: With the engine running, shift to P (Park). Then release the parking brake followed by the regular brake. Contact your dealer/retailer if service is required. Recommended Fluids and Lubricants Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer/retailer. Usage 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 symbol. However, not all synthetic API oils with the starburst symbol will meet this GM standard. Look for and use only oil that meets GM Standard GM4718M. For the proper viscosity, see Engine Oil on page 5-18. Underbody Flushing Service At least every spring, use plain water to flush any corrosive materials from the underbody. Take care to clean thoroughly any areas where mud and other debris can collect. Tire Sealant and Compressor Kit If the vehicle has a Tire Sealant and Compressor Kit, check the sealant expiration date printed on the instruction label of the kit at least once a year. See your dealer/retailer for a replacement canister. Engine Oil 50/50 mixture of clean, drinkable Engine Cooling water and use only DEX-COOL® Coolant. See Engine Coolant on System page 5-27. 6-13