No it sits in a housing located on the firewall
For the HEATER CORE ? No
Begin by removing the water supply hoses from your 1989 Chevy heater core. Remove the heater core retaining bolts. The heater core can be removed.
The water from your 1989 Chevrolet Cavalier 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 you change the heater core on a 1989 Oldsmobile Cutlass Ciera? or where can I get the Info on replaceing it
The 1989 Chevrolet heater core can be found behind the kick plate. You will need to remove the passenger side kick plate in order to access the heater core.
How do you install a heater core on a 1998 buick lesabre
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replace it
Take both heater hoses off at the heater and the hose running from the front, attach it to the rear of the engine.
First remove the dashboard to access the heater box and core! Then reversal of strip down to rebuild.
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.
You might need a new thermostat or heater core.