Cooling System Draining

COOLING SYSTEM DRAINING

WARNING: Do not open the radiator draincock with the system hot and under pressure. Serious burns from coolant can occur.

NOTE: Drain, flush, and fill the cooling system at the mileage or time intervals specified in the MAINTENANCE SCHEDULE Maintenance . If the solution is dirty, rusty, or contains a considerable amount of sediment; clean and flush with a reliable cooling system cleaner. Care should be taken in disposing of the used engine coolant from your vehicle. Check governmental regulations for disposal of used engine coolant.

1. Position a clean collecting container under draincock location.
2. Without removing the pressure cap and with system not under pressure, turn draincock counterclockwise to open.
3. The coolant reserve bottle should empty first, then remove the pressure cap.
4. If coolant reserve bottle does not empty first:
a. Check condition of the pressure cap and cap seals.
b. Check for kinked or torn overflow hose from filler neck to reserve bottle.
5. Allow cooling system to drain completely.