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HVAC Control Module X1

Fig 1: HVAC Control Module X1
GM1567536Courtesy of GENERAL MOTORS CORP.
HVAC Control Module X1

Pin Wire Circuit Function
1 0.5 OG 52 High Blower Motor Control
2 2 L-BU 72 Medium 2 Blower Motor Control
3 2 TN 63 Medium Blower Motor Control
4 2 YE 60 Low Blower Motor Control
5 3 BK 2050 Ground (Left Hand Drive)
3 BK 850 Ground (Right Hand Drive)
Connector Part Information 
  • Harness: Instrument Panel
  • OEM: 1534390-1
  • Service: 88988350
  • Description: 5-Way F Standard Power Timer (BK)
Terminal Part Information 
  • Pins: 2-4
  • Terminal/Tray: 927837-1/25
  • Core/Insulation Crimp: C/A
  • Release Tool/Test Probe: J-38125-36/J-35616-42 (RD)
  • Pins: 5
  • Terminal/Tray: 964328-1/25
  • Core/Insulation Crimp: 4/B
  • Release Tool/Test Probe: J-38125-36/J-35616-42 (RD)
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