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

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Heater Core Temperature Sensor / Switch: Service and Repair



- Disconnect battery ground lead.





- Unscrew bolts.

- Place trim panel in footwell.





- Pull off plug on temperature sensor.





- Pull temperature sensor out of housing.

Note: Temperature sensor clamps fit tight in heater housing.

- Reverse procedure to install.