The answer is at www.autozone.com. I'm about to replace mine this weekend.
you have to take the dash out.it's a big project.
How do you replace the heater core on a jimmy?
Remove the water supply hoses from your 1992 Chevy S 10 pickup truck heater core. Remove the heater core retaining bolts. Reverse the process to install your new heater core.
What are the steps to change the heater core on a 1991Chevy S10 pickup ?
Drain the water from your 1994 Chevrolet Blazer cooling system. Remove the heater core water supply hoses. Remove the heater core retaining bolts. Reverse the process to install the new heater core.
how do u replace the heater core
How do you replace a heater core in a 1998 Ford Expedition?"
The heater matrix, in a Peugeot 206, can be replaced by removing the heater core and the hoses. With the heater core removed you can replace it with a new heater core.
Probably around $500 or more if you have AC.
With proper tools and knowledge, 4 hours, 5 hours if it has ac.