Ford Taurus
Heater Cores and Blower Fans
Ford Expedition XLT

How do you replace a heater core on a 1994 Ford Taurus after you take apart the dash and remove the bolts from the firewall?

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2015-07-15 20:05:40
2015-07-15 20:05:40

The AC has to be dischared, and the AC lines have to be removed at the firewall. The AC drier has to be remved, because there are nuts on the outside of the firewall under the hood to remove that are hidden by the drier. I believe there are 4 nuts to remove, but there might only be three.

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-remove front seats-remove steering column-remove entire dash-remove heater hoses from engine side of firewall/bulkhead-remove A/C hoses from engine side of firewall/bulkhead-remove nuts holding heater / A/C box (on engine side of firewall/bulkhead)-remove heater / A/C box from cab side of firewall/bulkhead-remove top of heater / A/C box.-replace heater core

Remove the passenger side fender and wheel well. Remove the blower motor wire. Remove the heater hoses. remove the nuts holding the heater box to the firewall. Remove the heater box from the firewall take out the heater core revese this process to replace all removed parts.

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on my 1985 Lincoln town car i had to remove the dash and get back to the firewall and remove a panel on the firewall to get to it. good luck it is a pain.

The heater fan I believe is located behind the glovebox by the firewall. Just remove the duct and unbolt the fan.

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Open both front doors and remove everything from the front seat to the firewall, no kidding.

The heater core is on the passanger side, located behind the bower motor housing on the firewall. If the car doesn't have AC it is not a difficult project. Remove the heater hoses from the firewall and then remove the screws that attach the cover to the firewall. The heater core rests inside.

how to remove a fender on 99 taurus

first you will have to remove your heater hoses going to your motor to the firewall take them off at the firewall, then there is a big box on your firewall, there is a bunch of screws holding it on remove them you heater core will be inside it.

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Disconnect the negative battery cableDisconnect the temperature control and air door control cables from the heater housing.Carfully position the cables out of the wayDisconnect the electrical wires from the blower resistor and the blower motorRemove the retaining screws holding the air inlet vent duct to the main body of the heater housingDisconnect the wires from the heater blower on the engine side of the firewallDrain the water from the radiator and remove the heater hoses from the heater core on the engine side of the firewallRemove the heater body retaining nuts from the studs on the engine side of the firewallRemove the heater assembly from the passanger side of the firewallRemove the gasket situated between the heater hose end and the dash panel where the core inlet and outlet tubes pass throughRemove the heater core cover and gasketPull the heater core and lower support from the main heater assembly

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To change the heater core on a Pontiac Aztek, locate the heater core on the firewall, passenger side of the vehicle. Remove bolts on the firewall and the clamps on the hoses. Take out the old heater core and replace with new. Tighten bolts and hose clamps. Then check to make sure the radiator is full of antifreeze.

unbolts from under the hood on the passenger side firewall and comes out from under the dash to replace.

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