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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 X3

HVAC Control Module X3

Fig 1: HVAC Control Module X3 Connector End View
GM1664588Courtesy of GENERAL MOTORS CORP.
HVAC Control Module X3

Pin Wire Circuit Function
1-2 - - Not Used
3 0.35 PU 1838 Recirculation Door Position Signal
4 0.35 YE 1318 Mode Door Control
5 0.35 GY/BK 2778 Right Air Temperature Door Control A
6 0.35 YE 1791 Low Reference
7 0.35 L-GN/WH 5729 Rear Mode Door Control A
8 0.35 L-BU 5517 Low Reference
9 - - Not Used
10 0.35 YE 6817 LED Backlight Dimming Control
11 - - Not Used
12 0.35 L-GN 1614 Recirculation Door Control
13 0.35 TN 2273 Mode Door Control
14 0.35 WH/BK 1236 Auxiliary Air Temperature Door Control
15 0.35 D-BU 1199 Air Temperature Door Control
16 0.35 L-GN/BK 5730 Rear Mode Motor Low Reference
17 0.35 BN 5516 Inside Air Temperature Sensor Assembly Control
18 - - Not Used
Connector Part Information 
  • OEM: 7283-4548-60
  • Service: 89047361
  • Description: 18-Way F (GN)
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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