S197Seller listing
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View listing at Fordpartsgiant; opens in a new tabS197 Mustang · Buyer's guide
S197 Mustang Blower Motor, Resistor and Speed Controller
2005-2014 Mustang blower system. Manual stepped-resistor and automatic/variable-speed controller applications differ, with a 2010-era transition requiring VIN/equipment confirmation.
Current seller options
WHERE TO BUY
Open an exact listing, then confirm fitment, stock, price, and shipping with the seller before ordering.
Seller links checked . Prices and availability can change.
S197Seller listing
Listed priceSee seller for current price
View listing at Modulemechanics; opens in a new tabS197Seller listing
Listed price$79.99
View listing at AmericanMuscle; opens in a new tabS197Seller listing
Listed price$79.99
View listing at AmericanMuscle; opens in a new tabWhat you need to know
Diagnose fuse/relay, command, resistor/controller output, connector heat damage and blower current/noise. A dragging blower can overheat the controller. Match manual versus automatic climate and inspect the connector before ordering.
OEM numbers
Early manual-control resistor examples include aftermarket 973-444/BMR012 families. Later variable-speed controller reference 9L3Z-19E624-B. Confirm HVAC control type, production and connector.Supersession
No resistor-to-controller supersession is claimed. A stepped resistor and electronic speed controller are different designs for different HVAC equipment.
Fitment
Diagnose fuse/relay, command, resistor/controller output, connector heat damage and blower current/noise. A dragging blower can overheat the controller. Match manual versus automatic climate and inspect the connector before ordering.
Aftermarket options
OEM controller, reman/rebuilt module, resistor-with-harness and blower motor paths exist. Match the control system and connector; replacing only a heat-damaged controller without checking the motor can repeat the failure.
Before you buy
Manual resistor packs and variable-speed controllers are different. Confirm HVAC equipment and production date, inspect connector heat damage, and test blower current/noise before replacing the controller.
Research and fitment sources
Supersede reviewed 7 unique research sources for this guide. 4 also appear above as a seller or official action and are not repeated here; 3 additional citations follow.
Research last verified .