Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Heater Core: Service and Repair

Fig. 2, Exploded View Of Heater Unit:






1. Drain cooling system.
3. Remove instrument panel.
4. Remove cooling unit.
5. Remove heater unit from engine cowl.
6. Disassemble heater unit in order shown in Fig. 2.
7. Reverse procedure to install.