Without Air Conditioning

Fig. 26 Heater core installation. 1982 Corvette:

1. Disconnect battery ground cable.
2. Drain radiator, disconnect heater hoses at core and plug openings to prevent spillage of water.
3. Remove nuts from air distributor duct studs on engine side of firewall, Fig. 26.
4. Remove right instrument panel pad, righthand dash braces, center dash console duct and floor outlet duct, radio and center dash console.
5. Pull distributor duct from firewall being careful not to bend cable.
6. Remove core assembly from duct.
7. Reverse procedure to install.