S-SERIES AIR CONDITIONING - HEATER SYSTEM
REMOVAL AND INSTALLATION
Before performing any service operations, set the
parking brake and disconnect battery power.
HEATER CORE - HEATER ONLY SYSTEM
Refer to Figure 20.
Removal
1.
Raise hood and fender assembly.
2.
Drain engine cooling system.
3.
Loosen hose clamps at heater core and remove
hoses.
4.
Remove cover from right side of instrument
panel.
5.
Remove screws attaching cover to heater
housing and remove cover.
6.
Remove four screws attaching heater core to
heater housing.
7.
Remove two screws attaching heater core pipes
to dash panel and remove heater core.
8.
Inspect hoses and seals. Replace if damaged or
deteriorated.
Figure 20. - Heater Core Removal - Heater Only Models
CTS-4066A
Page 13