For 1990-2009 cars

Application | Fluid/Lubricant
--- | ---
Automatic Transmission | DEXRON®-III Automatic Transmission Fluid (GM P/N 12346143 or equivalent)
Engine Coolant | A 50/50 mixture of clean water (preferably distilled) and use only GM Goodwrench® DEX-COOL® or Havoline® DEX-COOL® (orange colored, silicate-free) coolant
Engine Coolant Supplemental Sealer | Add two engine coolant supplement sealant pellets (GM P/N 3634627 or equivalent)
Engine Oil | GM Goodwrench® motor oil, or equivalent, with the American Petroleum Institute (API) certified for gasoline engines STARBURST symbol. 10W-30 oil is recommended, 5W-30 oil is acceptable when ambient temperatures are below 0°F (-18°C)
Hood and Door Hinges, Fuel Door Hinge, and Rear Compartment Lid Hinges | Multi-Purpose Lubricant, Superlube® (GM P/N 12346241 or equivalent)
Hood Latch and Pivots | High temperature, water spray resistant grease (GM P/N 12346293 or equivalent)
Hydraulic Brake System | Delco Supreme 11® Brake Fluid (GM P/N 12377967) or equivalent DOT-3 brake fluid
Key Lock Cylinders | Multi-Purpose Lubricant, Superlube® (GM P/N 12346241 or equivalent)
Power Steering System | DEXRON®-III Automatic Transmission Fluid (GM P/N 12346143 or equivalent)
Rear Axle | SAE 80W-90 GL-5 gear lubricant (GM P/N 12345977 or equivalent)
Weatherstrip Conditioning | Dielectric Silicone Grease (GM P/N 12345579 or equivalent)
Windshield Washer Solvent | GM Optikleen® Washer Solvent (GM P/N 1051515 or equivalent)