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How To Bleed Coolant System
How To Bleed Coolant System. Car is on an incline btw. However, make sure the coolant doesn’t become too hot while you’re working on it.

Then, close the valve or tighten the screw and wait until the engine cools down. Add coolant to the reservoir or radiator with the correct 50/50 mix. Jack up the front end/ put it on ramps.
Remove The Radiator Cap With The System Cool.
As soon as the liquid level drops to the top of the pump, shut it off. While the engine is still off, remove the expansion tank cover or radiator cover of the cooling system. Let the car idle till it reaches op temp.
Be Extra Cautious While Handling The Car Cooling System As It Tends To Reach The Boiling Temperature.
Place a funnel into the radiator. Car is on an incline btw. Make a mixture of one part water and one part antifreeze.
Let The Vehicle Idle For About 15 Minutes Watching The Fluid Level.
Coolant will flow out and let it flow until there is no air bubble in the fluid. Touch the radiator hose and if it feels hot, open the bleeder valve or turn the bleed screw one or two notches. Start with a cold engine and the car parked with the front end up like on ramps or similar, fill the cooling system.
Make Sure The Coolant Is At The Appropriate Mark.
In this video i cover the proper procedure for refilling and purging air from the cooling system after a cooling system component replacement or a coolant ch. (this step is recommended but not required) open up the bleed screw and fill the coolant to the fill line. Always use the coolant referred by your car manufacturer.
While Working With The System, Keep The Rpms Consistent.
Let it run until fully warmed up. Turn on your pump and keep a close eye on the coolant in the reservoir. The thermostat, has a bleed hole in it there are.
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