Short and Easy solution for bubbles produced in Radiator due to weak headgaskit?
Get a compression test done (if any ustaad knows what it is and has the tools for it).
A few bubbles may only mean a cooling system that needs flushing and adding proper coolant (not tap water/no.2 stuff) to it ORClick here for SOLUTION
bad head gas kit, replace it.
Bubbles are very few and water evaporation is also very less!
What if I keep running the car like this?
Be noted that there are no signs of water and oil mixing.
A few bubbles may only mean a cooling system that needs flushing and adding proper coolant (not tap water/no.2 stuff) to it.
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I'm using coolent, but it is cheap 180Rs with tap water.
The car is Corolla SE-Saloon 2003.
I've heared some where, that making the bolts of Engine head tight, solves the problem some times.