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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Removal / Installation






1. Drain engine coolant.
2. Remove dashboard.
3. To disconnect the heater hose, unlock the hose connector on the heater core side.






4. Remove the seal plate (1).
5. Remove the hose connector (2) and the heater hose (3).
6. Remove the mount nuts and the heater unit.
6. Reverse procedure to install.