Take off the hose clamps under the hood on the passenger side (the only 2 hoses that are like a few inches apart on the fire wall). remove the glove box door, and the heater core cover. out with the old, in with the new!
Instualation of a heater core on a 1999 Ford Explorer V6, how do you install the heater core.
Actually , the heater core doesn't have a drain
HEATER WISE? YOUR HEATER CORE MAY BE BLOCKED
Take it to a mechanic and say "will you fix the heater core?"
Remove the water supply hoses from your 1987 Ford E1 50 heater core. Remove the heater core retaining bolts. Reverse the process to install the new heater core.
The Heater Core will be located behind the dash. Hope that Helps.
I had this problem before on a ranger you have to pull the dash board out and it will be right there.
Replace it with a new one.
Remove the water supply lines from your 1990 Ford E3 50 heater core. Remove the heater core retaining bolts. Reverse the process to install your new heater core.
The dash has to be removed to gain access to the heater box. The heater box then comes out and is split open to replace the core.
Drain the water from the cooling system. Remove the water hose from the heater core. Remove the heater core retaining bolts. Reverse the process to install the new heater core.
Do you mean the heater CORE? If so it is located passenger side, firewall, inside the cabin.