GMC Semi Truck A/C Relays, Sensors & Switches
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Standard® - A/C Compressor Control Relay (RY-531)$36.79 + Save an extra $1.80 with iD FastTrack -

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Standard® - A/C Compressor Cut-Out Switch Harness Connector (S-619)$44.34 + Save an extra $1.90 with iD FastTrack -
Standard® - A/C Compressor Cut-Out Switch Harness Connector (S-2278)$38.22 + Save an extra $2.00 with iD FastTrack -
Standard® - A/C Compressor Cut-Out Switch Harness Connector (S-538)$18.60 + Save an extra $1.20 with iD FastTrack -
Standard® - A/C Compressor Diode Connector (S-1473)$39.48 + Save an extra $2.00 with iD FastTrack -
Standard® - A/C Selector Switch (HS-348)$66.31 + Save an extra $3.40 with iD FastTrack -
Standard® - A/C Selector Switch (HS-316)$51.87 + Save an extra $2.70 with iD FastTrack -

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Standard® - Alternator Connector (S-811)$38.18 + Save an extra $1.80 with iD FastTrack -
Standard® - Ambient Air Temperature Sensor (AX92)$52.75 + Save an extra $2.60 with iD FastTrack -

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Standard® - Ambient Air Temperature Sensor (AX78)$21.76 + Save an extra $1.30 with iD FastTrack -

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Standard® - Auxiliary HVAC Connector (S-1200)$53.90 + Save an extra $2.60 with iD FastTrack -

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Standard® - Cabin Air Temperature Sensor (AX370)$67.54 + Save an extra $3.30 with iD FastTrack -

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Standard® - HVAC Blower Control Switch (HS-435)$61.25 + Save an extra $3.30 with iD FastTrack -
Standard® - HVAC Blower Control Switch (HS-268)$29.55 + Save an extra $1.80 with iD FastTrack -
Standard® - HVAC Blower Control Switch (HS571)$22.12 + Save an extra $1.30 with iD FastTrack -



























