heater core plugged or air locked check to see if hoses going to heater core are hot
How do you replace a heater core in a 1998 ford expedition?"
Remove the water from your 1998 Chevy Camaro cooling system. Remove the water supply hoses from the heater core. Remove the heater core retaining bolts. Reverse the process to install the new heater core.
Drain the water from your 1998 Chevy Astro cooling system. Remove the water supply hoses from the heater core. Remove the heater core retaining bolts. Reverse the process to install the new heater core.
How do you install a heater core on a 1998 buick lesabre
You will see 2 heater hoses connected to the firewall. These are the inlet & outlet hoses going to the heater core. Disconnect them and then connect them together with a coupler. This will bypass the heater core.
Remove the water supply hoses to your 1998 Chevy Lumina heater core. Remove the heater core retaining bolts. Reverse the procedure to install the new heater core.
Heater core? Inlet or outlet hose fitting at heater core?
You will need to remove the water supply hoses from your 1998 Oldsmobile Intrigue heater core. Remove the heater core retaining bolts. Reverse the process to install your new heater core.
Need the correct model of vehicle you have and you cannot repair a heater core...........
Before CHanging the Heater Core, have you tried flushing it? I have a 99' Jimmy and have to do this every year to get my heater to work.
Take it to a mechanic and say "will you fix the heater core?"
If water is dripping out of the heater core it is about to go.
drain coolant, disconect heater hose's, remove glove box, remove heater core cover, remove heater core. reverse order to reinstall.
The heater core is inside the HVAC housing under the dash. The entire dash has to be removed to access.
how do you get to it
did the heater core start leaking? anyway you should have no problem with the air if you bypass the heater core.
The thermostat is not the issue. The thermostat regulates the engine temperature, but not the heater core temperature. There is a valve going to the heater core that is not closing all the way. It may be broken, clogged, or not actuating.
Check the heater core, it is probably bad. It could be heater hose connections to the heater core, but I would bet on the heater core going bad.
You will have only cold air coming thru your heater ducts if your core is defective.
Sometimes changing a heater core can be a very big job. It is not changing the core that is hard, rather getting to it. Good luck.
You could start the engine , turn your heater to hot and the fan speed to max , and then feel the heater hoses ( without catching your hands / clothing in any moving parts ) As the engine warms up , the inlet hose to your heater core will be hotter than the outlet hose with the heat going into the passenger area
Remove the dash!
Low Coolant? Bad thermostat? Heater core plugged or restricted? Heater core airbound? Heater control cable not working?
May be a defective thermostat or heater core