Text Box: 1. Pressure test cooling system for leaks. 2. Flush engine, radiator and heater core in both directions. 3. Bring antifreeze to -35 degrees. 4. Balance coolant pH level to between 9.8 and 10.5. 5. Visually inspect radiator cooling fan for proper operation. 6. Visually inspect heater operation.

Text Box:   Service And Maintenance Text Box: COOLING SYSTEM Text Box: