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You just have to see where it is leaking. There are numberous gaskets and hoses it can be coming from. Have it preasurized and it will be easier to find.

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โˆ™ 2004-11-10 10:12:29
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Q: What else could coolant be leaking if you have already replaced the heater core and water pump?
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Related Questions

Why do your coolant alway coming on in your car?

If your talking about coolant leaking on the passenger floor then it means your heater core is leaking and needs to be replaced.


Why is coolant on the floor of your car?

Your heater core is leaking. It needs repaired or replaced.


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your heater core is leaking. Needs to be replaced


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it's leaking coolant. Needs to be replaced.


Why does smoke come through the vents of your car when running the heater on a Grand Am 1994?

Means that your heater core is leaking coolant. Has to be replaced.


Why is coolant steam coming from the heater vents in a 91 Jetta?

your heater core is leaking. this is located most the time under the dash. you will have to have it replaced


1994 Isuzu trooper leaking coolant under dash?

Coolant leaking from the heater core.


If the heater core is not replaced can it cause damage?

If your heater core is LEAKING engine coolant so that your engine coolant level drops too low or the engine coolant is lost completely and causes your engine to overheat then your engine can be damaged beside the mess the leaking coolant makes inside your vehicle ( you might be able to just temporarily bypass the heater core so that no engine coolant is flowing through the heater core )


Will a leaking heater core cause your car to overheat?

A leaking heater core will cause the engine to overheat because the coolant is leaking out.


Where is coolant coming from if it is leaking under the dash on the interior?

Heater core / hose leaking.


Why is your car defrosting on the inside and coolant leaking on the passenger side?

Your heater core is leaking.


What causes steam to come out of vents and water in driverside floorboard?

Heating hoses are exposed and need to be replaced. The heater core is leaking coolant.


Why would coolant be draining from a rubber elbow through the fire wall?

chances are that your heater core is leaking and needs to be replaced The coolant is draining from the heater case. This is what houses the heater core and prevents the antifreeze from flooding into the car. That elbow is the drain hose for the heater case, which means your heater core is leaking and needs too be replaced. Good luck. To access and replace the heater core the dash board needs to be removed. Est. shop(not dealer) cost =$500.00 parts and labor


Why do you get steam when the auto AC is on?

The heater core is leaking coolant.


Why does a 2000 Chevy Blazer heater not put out hot air?

The thermostat might need to be replaced. or the coolant level mite be low. it is a sign that it is. and also the type of coolant used if not flushed and replaced tends to clog the heater core. try flushing it out. lastly you have a bad intake gasket and leaking coolant out. 4.3's are notorious for this.


What could be leaking on the drivers side floor board on a 1995 Chevy Lumina?

Heater core, windshield, or a clogged cowl drain line. If the liquid tastes sweet it is coolant and the heater core is leaking. Heater core must be replaced. If not, it is one of the other 2 problems.


What do i do if my 95 cadillac sedan deville is leaking coolant and the heater is only blowing cold air and the thermostat has already been changed and still no heat?

If it is leaking coolant. And you changed the thermostat. I would then move to this section. Flush the radiator and the heater core. This can be done at a certified shop with a reliable mechanic.


Why would your ford 150 leak radiator fluid when the heater is used?

because the heater uses hot coolant/antifreeze to heat your car....the coolant passes thru the heater core, then a fan blows the warm air thru your vents Your heater core is leaking and must be removed and repaired or replaced.


1995 Sunfire coolant is leaking from area located under steering column have already replaced thermostat and coolant in reservoir tank is full also noticed coolant smell in interior of car when heaton?

If you are getting coolant inside the car your Heater core is leaking but if only smelling coolent. The hose on the exterior maybe the issue and it maybe that the sound blanket in that area where the ends of the heater core pass thru the firewall is asborbing coolent hence the smell. This should give you a starting point hope it helps.


When a Car is overheating and the coolant is leaking and heater is not working what could this be?

If you have lost a sufficient amount of coolant this will stop the heater working because there will be no hot water in the heater rad.


Heater doesn't work when idling and coolant leaking?

water pump


Why is your car blowing steam out of your vents?

The heater core is leaking coolant.


Why is Coolant leaking on the lower passenger side on my 96 lumina?

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Chevy Cavalier leaking coolant along firewall coming out of an elbow unsure if this is a sign of a leaking heater core or if this hose is supposed to be connected to something?

The coolant sounds like it is leaking from the drain hole for the heater core. The drain is usually along the firewall and keeps the coolant from entering the vehicle should the heater core develop a leak.


What do you do if your 91 Chevy cavalier spills coolant into your floor board?

Sounds like heater core is leaking and needs to be replaced You probably have a leak in the heater coil of the air conditioning system. You can either get the coolant flow to the heater coil shut off (cheapest) and get along without heat in the car, get the heater coil repaired (iffy), or get it replaced (maybe get a used part from an auto salvage yard.