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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Blower Motor Resistor: Testing and Inspection

Fig. 1 Blower Motor Resistor Terminal Identification.:





1. Disconnect battery ground cable and remove glove box.
2. Remove three-pole connector from blower resistor, Fig. 1.
3. Measure resistance of blower resistor. Resistance should be .5 ohm between MED and HI and 1.1 ohms between MED and LO. Replace resistor if defective.