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HVAC Control Module Connector End View C3

Fig 1: HVAC Control Module C3 Connector End View
GM73151Courtesy of GENERAL MOTORS CORP.
HVAC Control Module C3 Connector Part Information

Connector Part Information 
  • OEM: 12064799
  • Service: 15305996
  • Description: 12-Way F Micro-Pack 100 Series (BK)
Terminal Part Information 
  • Terminal/Tray: 12146447/3
  • Core/Insulation Crimp: E/C
  • Release Tool/Test Probe: 12031876-1/J-35616-6 (BN)
HVAC Control Module C3 Connector Terminal Identification

Pin Wire Color Circuit No. Function
A YE 1791 Low Reference
B L-GN/BK 2276 Defrost Door Position Signal
C GY 6137 Evaporator Core Temperature Sensor Signal (C60)
D D-BU 1646 Auxiliary Air Temperature Door Position Signal
E L-BU 733 Air Temperature Door Position Signal
F L-BU/BK 1688 5-Volt Reference
G D-GN 1614 Recirculation Door Control (C60)
H TN/BK 2274 Recirculation Door Control Circuit (C60)
J L-GN 2275 Mode Door Position Signal
K TN 2273 Mode Door Control
L L-GN/BK 1647 Recirculation Door Control B
M D-BU 1199 Air Temperature Door Control
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