The most common signs of a bad heater core are; no heat or fluid leaking into the passenger compartment. The heater core can have a leak or it can be plugged.
Check the heater core, it is probably bad. It could be heater hose connections to the heater core, but I would bet on the heater core going bad.
On the 1994 BMW 530i, the heater core is located under the dash in the engine compartment. You know the heater core is bad when it starts to leak.
Your heater core is probably bad.
No it wont. The heater core is just a small radiator inside the cabin that when the fan is turned on heats the air. A bad heater core will cause you to have no heat inside or will leak coolant on the carpet.
Your windows fog up horribly and sometimes you can hear what sounds like water running through your dash when your driving.
I also need an answer to this question, but my floorboard does not get wet. Is it clogged or is it a bad heater core? It is most likely a bad heater-core if it is antifreeze.
coolant leak inside car underdash on pass. side
your windshield seal could be bad or you may have a bad heater core if it is leaking bad you'll know soon enough, its the heater core!. Mines doing the same thing and its the heater core. The bad news is that the part is only 75.-100. bucks but the labor will eat you alive.
Coolant leak? Check your heater core.
Maybe a bad heater core
no it could be clogged what type of vehicle is it? does it use dexcool?