If the heat is blowing but blowing cold it has something to do with the coolant getting to the heater core or the heater core itself.
99 grand marquis heater core location.
Where is the heater control valve located and how do i get to it 1999 mercury grand marquis.
Mercury grand marquis 1999 hvac heater core by apdi.
If you notice unexplained fogging or a sweet smell inside your cabin you may have a broken heater core.
It stops the leak but then you have no heat.
I shut the heater core off with two water valves 5 8 and 3 4 the a c started read more.
Question from 090913 in placerville ca find answers to your 1999 mercury grand marquis question from certified mechanics and auto experts.
Same quality as oe for less money designed with the latest software and manufactured with modern tooling.
Consists of tubes to carry the coolant and fins to transfer heat to the.
At the simplest level possible the heater works by passing hot coolant from the engine into a tiny radiator called the heater core.
How the heater works.
The heater core is located in a case under the dash and is connected into the engine cooling system.
Grand marquis no heat.
The core itself looks like a small radiator and is located inside the big box under the dashboard and isn t very easy to remove.
It needs replacement and need to expert way to get at it.
How to remove the heater core 1999 mercury grand marquis.
To keep yourself safe and warm swap it out for a new mercury grand marquis heater core from autozone.
Mercury grand marquis 1998 4 6l the a c would not cool the inside of car.
Many people bypass the heater core if it is leaking.
Your grand marquis gets you everywhere you need to go with power and room for passengers.