Can Air In The Cooling System Cause Overheating?

Can Air In The Cooling System Cause Overheating? Cooling systems in most cars are pressurised, and rely on a leak-free closed circuit of hoses to pump coolant/antifreeze around the engine. When air gets into this sealed system, air pockets can form and cause blockages, which can lead to bubbling and overheating. What happens if there

Does Coolant Flow Through The Engine Block?

Does Coolant Flow Through The Engine Block? The coolant follows a path that takes it from the water pump, through passages inside the engine block where it collects the heat produced by the cylinders. It then flows up to the cylinder head(s) where it collects more heat from the combustion chambers. How do you drain