How to Bleed Air from the Radiator?

1 Answers
DelGabriela
07/29/25 3:17pm
Methods for bleeding air from the radiator: Drain half of the coolant from the radiator, start the engine and keep it idling, then slowly add coolant until the radiator is completely filled. The presence of air in the radiator essentially means there is airlock in the antifreeze, which can hinder the smooth flow of the coolant. The car radiator, generally referring to the heat exchanger, is part of the vehicle's cooling system. In an engine's water-cooling system, the radiator consists of three parts: the inlet chamber, outlet chamber, main plate, and the radiator core. Car radiators are primarily made of two materials: aluminum and copper. The former is used in general passenger vehicles, while the latter is employed in large commercial vehicles.
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