Disconnect batt. Drain Raidiator coolant.Remove Dashboard. Unhook both heater hoses located on firewall in engine compartment. remove airbox nuts in engine compartment. remove retaining screw for core in cabin. remove core.
Heater core is inside dash board by firewall.
Remove the water from the cooling system. Remove the water lines from the heater core. Remove the heater core retaining bolts. Reverse the process to install the new heater core.
# Disconnect the negative battery cable. # Drain the engine coolant. # Remove the instrument panel/dash assembly from the vehicle. # Remove the heater hose(s) and cap the hose(s). # Remove the attaching nuts and remove the heater unit assembly. # Remove the heater core attaching screw and remove the heater 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.
You do not need to completely remove the dashboard in order to change the heater core. Remove the water hoses from the heater core. Remove the heater core retaining bolts. Reverse the process to install the new heater core.
do you need to take the dash off
Under dash board on passenger side.
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 coolant, remove the glove box and base to the dash. youll find the heater core on the passanger side.
remove the bench seat behind the drivers seat. remove the service panel from the interior panel on the drivers side.
Answer replacing the heater core on a 1991 explorer is a simple job and takes around 30 minutes. disconnect the hoses from core in engine bay. remove access cover located below the dash on passenger side. remove core, replace core.
I recently installed a new heater core in a 1991 G10 van. I removed the heater fan housing, the heater core hoses, then the compartment came out. After removing the campartment has to be taken apart to replace the core. Alot of work but not all that hard.
inside of van in vicinity of heater core. to remove, remove battery from engine bay to access bolt that holds it in place
Sounds liek a job you may need some real help on so...I
you may have to remove the intake from the block and then use an extractor tool to remove the rest. then replace the connector.
this is probably a 4 or 5 hour job for a professional.i would not recommend doing it yourself.most of the dashboard and glove box must be removed to access heater core.
You might find this information in a factory shop manual available from AUTOBOOKSONLINE.COM.
Lincoln Prize was created in 1991.
The problem is either the blower motor resistor or the blower speed selector switch.
Open both front doors and remove everything from the firewall to the front seat. No joke.
You can access it by removing the three screws which retain the glove box and then remove the glove box itself. You then remove the duct between the blower motor assembly and the heater assembly.
Look behind the glove box. Its all there. Plan on spending a good couple of hours on this job. Drain the rad system, remove the 2 hoses to the heater core on the firewall side, there is also 1 or 2 nuts to remove. Then off to the inside under the dash. Remove the blower, and the rest of the screws for the box.
I DON'T BELIEVE THERE IS A BLOCK HEATER.