Without Air Conditioning

1. Disconnect battery ground cable, then drain cooling system.
2. Block off heater hoses with spring clips, then mark hoses for installation reference.
3. Disconnect heater hoses from heater core.
4. Remove package panel, then move heater control levers to lowest position.
5. Disconnect temperature control cable from actuating lever and air distributor.
6. Remove kick panel from under glove box.
7. Disconnect temperature valve linkage from righthand air distributor.
8. Lift carpeting, then remove air distributor cover attaching screws and the cover.
9. Remove heater core attaching screws, then the heater core and bracket assembly. Move temperature valve as necessary to gain access to all screws.
10. Reverse procedure to install.