well, speaking as a car worker
No, because as time has progressed, the heating methods and repair methods would change, when that car repair man breaks your car you will spend even more.
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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.
Remove the retaining ring from the top of your 1989 Chevy Corvette ignition switch. Slide the ignition switch out and remove the wiring harness.
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.
it is next to the firewall near the heater coil
inside dashboard on passenger side
under the right side dash. you remove heater lower cover heater core right behind cover there are some hiden screws close to the fire wall good luck
Whatever 1 is the easyest to get to.
On a 1989 Chevy Celebrity the heater hose leaves the water pump via a hose barb then runs along the top of the passenger side frame rail and then into the heater core. The heater core is in the firewall below the blower fan on the passenger side of the car. The return hose leaves the heater core and runs along the firewall then to the water outlet below the thermostat.
Unplug the harness at the motor , then disconnect te hydrolic lines.
Begin by removing the alternator belt on your 1989 Chevy Corsica. Remove the wiring harness from the back of the alternator. Remove the alternator retaining bolts. Reverse the process to install the new alternator.
It should be located at the passenger side under the instrument panel area next to the heater control box