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Q: What causes backpressure in radiator when cold and cap removed?
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Why does the air in my 2002 pt cruiser not get that cold on a hot day?

Possible causes include an inoperative radiator fan and low freon levels.Possible causes include an inoperative radiator fan and low freon levels.


Why is top radiator hose cold and bottom radiator hose cold?

The thermostat has not opened yet.


What causes Coolant indicator light to come on when you first start your car?

Check to coolant level in the coolant recovery tank and radiator when engine is cold


What is an example for convectioon?

Convection is the movement of molecules in fluids and gasses. An example of convection is a warm radiator. A radiator warms the air near it which causes this air to rise. This also sucks in cold air from near the floor, which also gets heated and rises. This causes a circulation within a room.


Why do we feel cold after bathing?

When we come out of water, our body is covered with water droplets. As the water droplets evaporate, heat is removed from our body as we know that evaporation causes coling thus We fell cold.....


Do you check radiator fluid when car hot or cold?

Do it when the car is cold if the radiator is hot fluid may be forced out when you take off the cap.


Where is the radiator draincock on 1991 Corsica?

You do not have one. Disconect the lower radiator hose. (after cold)


When removing radiator cap what are the precautions?

Remove the radiator cap ONLY when the engine is cold.


How full does the radiator of 2000 ford ranger have to be?

On a 2000 Ford Ranger : With the engine cold the radiator should be filled to the seat for the radiator cap and the engine coolant reservoir should be filled to the cold mark


Where is the radiator drain cock on a 1999 Pontiac Grand Am?

there may not be one if there is is it on the bottom side and if it is not you candrain it by removing the bottom rad hose The 1999 Pontiac Grand Am does not have a radiator drain valve. To drain the radiator, remove the lower radiator hose. The engine should be cold and the water fill cap removed for venting. I have a 2000 Pontiac Grand AM and radiator drain cock is located at the lower/front (not bottom) at the curbside of the radiator, you will need a hex key to back out petcock. .


How can you tell if a radiator is defective?

A radiator is defective if fluids are leaking out of the radiator or there is a leak of steam. Or, if thecore is blocked, the radiator will remain cold or just slightly warm in places.


Should you put cold water in an overheated radiator?

No. Let it cool down before you open the radiator cap and then put water in the radiator