I will need the exact year, make and model to help you...............
The heater core in a 1994 Mazda MPV is under the dash on the passenger side. The dash has to be taken apart to change out the heater core.
the location for the heater core is found in the interior of the car after the enitre Dashboard is fully removed.
The heater core is located on the passenger side, inside the car, under the dash, mounted next to the firewall. Look under the hood and you will see the inlet & outlet heater hoses entering the firewall. On the other side of the firewall is the heater core.
Inside the vehicle, under the dash, passenger side, next to the firewall. Raise the hood and find the heater hoses going to the heater core. This will tell you the location inside the vehicle.
The heater core is under the passenger side of the dashboard inside of the housing that holds and covers most of the A/C an Heating system components. IT is NOT easy to change.
heater core is in back of glove box up under the dash, take bolts out under the dash and outer box to heater core will come off and then the heater core is exposed, pull hoses off the heater core on the firewall and core should come out.
under glove compartment take time removing
Under dash, passenger side, inside the vehicle, mounted on the firewall.
No, a clogged heater core will not make it overheat. A leaking heater core will.
COULD BE A BAD HEATER CORE COULD BE A BAD HEATER CORE sounds like the heater control switch needs replacing.if that doesnt fix it, you need new heater core
Behind dash. To find relative location, look under hood and follow the heater hoses (2) to the firewall. That's it.
The heater core will be inside the passenger compartment , somewhere behind / below the dash . The heater hoses connecting to the heater core will be under the hood in the engine compartment