2. Set the car's handbrake and block the wheels.
3. With the engine cold, unscrew the radiator cap.
4. Place a suitable container under the radiator drain hole. On V6 engines, loosen the vent valve by turning it counterclockwise until it stops (photo).
5. After all the liquid has drained from the radiator, move the vessels under the drain plug of the cylinder block. On 4-cylinder engines, the plug is located on the left rear of the block, on V6 engines before 1990 - behind the generator, on V6 engines after 1990 - 2 plugs, near the generator and next to the right engine support.
6. Check the condition of all hoses and connections.
7. Replace all damaged hoses.
8. After the liquid has drained, rinse the radiator with running water.
9. Rust and scale in the cylinder block and pipelines can be removed with chemicals, which should be used in accordance with the manufacturer's instructions. If the radiator is heavily contaminated, mechanically damaged or leaking, the radiator should be removed and sent for repair.
10. Flush the expansion tank.
11. Replace and tighten all drain plugs.
12. Slowly pour in fresh coolant from water and antifreeze in a 50/50 ratio until the radiator is full. Add liquid to the reservoir up to the lower mark. On a V6 engine, close the valve.
13. With the radiator cap open, start the engine and warm it up until the upper hose is hot.
14. Stop the engine and let it cool. Add fluid to the lower edge of the radiator neck.
15. Remove air by pressing on the upper hose, close the plug.
16. Warm up the engine and make sure there are no leaks.