take out the glove box
the heater core is accessed from under the hood it is a nasty time consuming task. lift the hood and see the heater assembly against firewall. remove all that to get at the 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.
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.
you have to remove the dash and steering column then the heater box I have done many and its at least 1.5 days to do.
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.
Have you flushed the heater core?
How do you replace a heater core in a 1998 Ford Expedition?"
How do you replace a heater core in a 1998 ford expedition?"
take out the heater core then put the new one the same way you took out the old one.... Good Luck!
You don't From, Gabe Higbee
drain coolant, disconect heater hose's, remove glove box, remove heater core cover, remove heater core. reverse order to reinstall.
10000.00