ACDelco

21991977

ACDelco 21991977 GM Original Equipment Heating and Air Conditioning Blower Control Module

EAN: 0707773831151

UPC: 707773831151

SKU: 21991977-ACD

Pressure in Compressor

Restore blower fan control functions
GM-recommended replacement part for your GM vehicle's original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

ACDelco GM Original Equipment HVAC Blower Control Modules regulate the blower fan motor speed using either a stepped resistor or a transistorized driver module. This original equipment blower control module is a GM-recommended replacement for your vehicle’s original component and has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

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