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HVAC Control Module X1

Fig 1: HVAC Control Module X1 Connector End View
GM130690Courtesy of GENERAL MOTORS CORP.
Connector Part Information 
  • OEM: 12110206
  • Service: 12110206
  • Description: 24-Way F Micro-Pack 100 Series Unsealed (L-BU)
Terminal Part Information 
  • Pins: A1-A5, A7-A8, A12, B1-B9, B11-B12
  • Terminal/Tray: 12146447/3
  • Core/Insulation Crimp: E/C
  • Release Tool/Test Probe: 12031876-1/J-35616-6 (BN)
Pin Wire Circuit Function
A1 0.35 D-GN 1614 Recirculation Door Control
A2 0.35 D-BU 1646 Right Air Temperature Door Position Signal
A3 0.35 L-BU 733 Left Air Temperature Door Position Signal
A4 0.35 L-GN/BK 2276 Defrost Door Position Signal
A5 0.35 L-GN 2275 Mode Door Position Signal
A6 - - Not Used
A7 0.35 BN/WH 230 Instrument Panel Lamps Dimming Control
A8 0.35 BK/WH 751 Ground
A9-A11 - - Not Used
A12 0.35 D-BU 204 A/C Low Pressure Sensor Signal
B1 0.35 WH/BK 1236 Right Air Temperature Door Control
B2 0.35 D-BU 1199 Left Air Temperature Door Control
B3 0.35 TN/BK 2274 Defrost Door Control
B4 0.35 TN 2273 Mode Door Control
B5 0.35 BN 341 Ignition Voltage
B6 0.35 YE 1791 Low Reference
B7 0.35 OG 4340 Battery Positive Voltage
B8 0.35 L-BU/BK 1688 5-Volt Reference
B9 0.35 BK 2250 Ground
B10 - - Not Used
B11 0.35 WH 1038 Class 2 Serial Data
B12 0.35 L-GN 2278 A/C Compressor Status Signal
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