1999 GMC Sierra A/C Relays, Sensors & Switches
Select Your Submodel
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UAC® - HVAC Pressure Switch$15.20 -

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UAC® - HVAC System Relay$5.98 -

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Four Seasons® - A/C Compressor Cut-Out Switch Harness Connector$11.28 - $13.27 -

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Four Seasons® - HVAC Harness Connector$17.81 - $18.07 -

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Four Seasons® - Harness Connector$11.28 - $17.63 -
Santech® - HVAC Pressure Switch$13.92 - $20.01 -

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gpd® - A/C Clutch Cycle Switch$12.86 - $13.16 -

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gpd® - HVAC Pressure Switch$18.12 -
ACDelco® - GM Original Equipment™ A/C Clutch Cycle Switch Connector$23.41 + Save an extra $1.40 with iD FastTrack -
ACDelco® - GM Original Equipment™ Ambient Air Temperature Sensor Connector$22.09 + Save an extra $1.70 with iD FastTrack -
ACDelco® - Genuine GM Parts™ A/C Clutch Cycling Switch$18.64 - $27.88 + Save up to $2.00 with iD FastTrack -
ACDelco® - Genuine GM Parts™ HVAC Pressure Switch$45.52 + Save an extra $2.80 with iD FastTrack -
ACDelco® - Gold™ Ambient Air Temperature Sensor Connector$24.02 + Save an extra $1.70 with iD FastTrack -
ACDelco® - Gold™ HVAC Blower Motor Resistor Connector$30.61 + Save an extra $2.10 with iD FastTrack -
Dorman® - HVAC Blower Motor Resistor Connector$26.19 - $28.00 + Save an extra $1.00 with iD FastTrack -
TRQ® - HVAC Blower Motor Resistor Connector$29.93 + Save an extra $1.80 with iD FastTrack -



























