coolant only lasts a few years before it needs changing because the freezing point of the liquid will be higher with time meaning its more likely to freeze during the winter causing ur engine block or radiator to crack, also very small leaks are common that are so small they're not worth fixing.
If you are having to add coolant, then you have a leak. The leak may be minor or it may be serious is the leak is internal, as in a blown head gasket.
Add coolant and then find the leak. u can add coolant with a dye in it that will show where leak is under a black lite fix the leak, correct fluid level disconnect battery for ten minutes to clear signal reconnect battery go for a drive
You have a coolant leak.You have a coolant leak.
The coolant will normally leak into the oil or into the cylinder
Because some opening formed which is allowing coolant to leak out.
Any coolant leak can cause an overheat.Any coolant leak can cause an overheat.
You are probably low on coolant. You need coolant to heat the cabin and cool the engine. Add more coolant and take your vehicle to a shop to find/fix the leak.
Yes, the water pump can leak if you do a coolant flush.
If you do not visibly see a coolant leak, have the cooling system pressure tested. If the leak is not obvious it could be internal.
That depends on whether the radiator is emty. If it is you will need approx. 2 gallons of 50/50 mix of water and coolant. Anytime you need to add fluid check for a leak.
Maintaining the fluids in the cars is important. A person has to keep replacing the coolant fluid because the car is using it or because there is a leak.
In general, yes a coolant leak in a 2002 Bonneville can be fixed. The issue whether it is worth the money to fix the leak. If the coolant is leaking from an upper or lower coolant hose, the repair is simple and inexpensive. If the coolant leak is from the radiator, it will be a bit more difficult and/or expensive to repair. Moving up the scale, if the coolant leak is coming from a manifold gasket, it will be still more expensive. Likewise for a coolant leak from the heater core. And at the upper end of the scale, if you are leaking coolant from a cracked engine block, you're looking at replacing the engine.