1996 Ford Thunderbird Owner's Manual - Page 248

4.6L engine only u With the engine OFF and cool, remove the pressure cap, located on the coolant reservoir. Remove the heater hose and clamp, located on the rear of the intake manifold. water to the coolant reservoir. Refer to Refill Capacities later in this chapter for the correct amount. Add coolant to the reservoir until the coolant continuously flows out of the tube in the rear of engine. Reattach hose and secure clamp. is at the FULL COLD level. installed position. u Add a 50/50 mixture of specified coolant and u Continue to fill the reservoir until the coolant u Reinstall the pressure cap to the fully u Start and idle the engine until the radiator upper hose is warm (this indicates the thermostat is open and coolant is flowing through the entire system). u Immediately shut off the engine and let cool. Cautiously remove the pressure relief cap and add a 50/50 mixture of specified coolant and water until the coolant is at the COLD FILL level in the coolant reservoir. u Reinstall the pressure cap securely. u Check for leaks at the draincock. u Recheck the engine coolant level, using the recommended procedure, after one or two occasions of vehicle use. 246