1986 Chevy Cavalier Heatercore replacement

Fig. 9 Heater core & blower motor. (Typical) Models less A/C

LESS AIR CONDITIONING

1.Disconnect battery ground cable and drain cooling system.
2.Disconnect heater hoses from heater core.
3.Remove heater outlet deflector.
4.Remove heater core module cover retaining screws and module cover, Fig. 9.
5.Remove heater core retaining straps and heater core.
6.Reverse procedure to install.

Fig. 10 Heater core & blower motor. (Typical) Models with A/C

WITH AIR CONDITIONING

1.Disconnect battery ground cable and drain cooling system.
2.Raise and support vehicle and disconnect drain tube from heater and evaporator assembly.
3.Lower vehicle and remove right and left hush panels, steering column trim cover and glovebox.
4.Remove heater duct retaining screw and heater duct.
5.Remove heater core cover attaching screws, then gently pull cover rearward and out of vehicle, Fig. 10. When removing heater core assembly, pull assembly straight toward interior of vehicle until plastic drain tube clears cowl. If assembly is tilted in any direction before tube clears cowl, the drain tube may break.
6.Remove heater core retaining clamps and heater core from case.
7.Reverse procedure to install.