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Home >> Cadillac >> 2009 >> STS V >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Wiring Systems And Power Management - Hazard Warning Switch Through Rear Parking Assist (RPA) >> HVAC Control Module X2

HVAC Control Module X2

Fig 1: HVAC Control Module X2 Connector End View
GM1664586Courtesy of GENERAL MOTORS CORP.
HVAC Control Module X2

Pin Wire Circuit Function
1 0.35 L-BU 733 Passenger Air Temperature Door Position Signal
2 0.35 L-GN 5518 Auxiliary Air Temperature Door Position Signal
3 0.35 GY 2599 Auxiliary Mode Door Position Signal
4 0.35 PU 73 Medium 3 Blower Motor Control
5 0.35 WH 278 Ambient Light Sensor Signal
6 0.35 GY 1548 Passenger Sunload Sensor Signal
7 0.35 D-GN 734 Inside Air Temperature Sensor Signal
8 0.35 PU/WH 5203 Air Quality HC Sensor Signal
9 0.35 D-BU 1646 Passenger Air Temperature Door Position Signal
10 0.35 YE/BK 1814 Driver Air Temperature Door Position Signal
11 0.35 BN 41 Ignition 3 Voltage
12 0.35 L-BU 72 Medium 2 Blower Motor Control
13 0.35 L-BU/BK 590 Driver Sunload Sensor Signal
14 0.35 GY 731 A/C Refrigerant Low Temperature Sensor Signal
15 0.35 L-GN/BK 735 Ambient Air Temperature Sensor Signal
16 0.35 L-GN/WH 6845 Air Quality NOX Sensor Signal
Connector Part Information 
  • OEM: 7283-9081
  • Service: 89047359
  • Description: 16-Way F (NA)
Terminal Part Information 
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit
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