1997 Buick Riviera Owner's Manual - Page 357

Part D: Recommended Fluids and Lubricants NOTE: Fluids and lubricants identified below by name, part number or specification may obtained from your be GM dealer. USAGE Hydraulic Brake system Parking Brake Cable Guides USAGE Engine Oil FLUIBLUBRICANT 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 water (preferably distilled) and use only GM Goodwrench@ DEX-COOL' or Havoline@ DEX-COOL' coolant. See "Engine Coolant" in the Index. Engine Coolant Automatic trans axle^ 7-44