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Home >> Hummer >> 2008 >> H2 4D Utility Pickup >> Repair and Diagnosis (Single Page) >> Quick Lookups >> Electrical Component Locations >> Component Locations & Connector End Views >> Component Connector End Views >> HVAC Control Module X1
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HVAC Control Module X1

Fig 1: HVAC Control Module X1 Connector End View
GM1664553Courtesy of GENERAL MOTORS CORP.
Connector Part Information 
  • OEM: 31410-1202
  • Service: 15126709
  • Description: 20-Way F USCAR 0.64 Series (BN)
Terminal Part Information 
  • Pins: 1, 4, 5, 15-19
  • Terminal/Tray: 7116-4618-02
  • Core/Insulation Crimp: P/P
  • Release Tool/Test Probe: See Terminal Repair Kit
Pin Wire Circuit Function
1 0.35 WH/BK 5515 Inside Air Temperature Sensor Assembly Control
2-3 - - Not Used
4 0.35 D-GN 734 Inside Air Temperature Sensor Signal
5 0.35 GY 1548 Passenger Sunload Sensor Signal
6-14 - - Not Used
15 0.35 L-BU/BK 590 Driver Sunload Sensor Signal
16 0.35 TN 516 Upper Left Air Temperature Sensor Signal
17 0.35 TN 517 Upper Right Air Temperature Sensor Signal
18 0.35 PK 2145 Air Temperature Switch Signal - Right (C69)
19 0.35 GY 2599 Auxiliary Mode Door Control (C69)
20 - - Not Used
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