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

HEATER RADIATOR REMOVAL
1. REMOVE HEATER UNIT
Service and Repair







2. REMOVE HEATER RADIATOR
a. Remove the screws and plates.
b. Pull the heater radiator out.


3. INSPECT FINS FOR BLOCKAGE
If the fins are clogged, clean them with compressed air.

HEATER RADIATOR INSTALLATION
Installation is in the reverse order of removal.