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Junction Block- Left I/P X3

Fig 1: Junction Block - Left I/P X3 Connector End Views
GM1665716Courtesy of GENERAL MOTORS COMPANY
Junction Block- Left I/P X3

Pin Wire Circuit Function
1 0.5 TN/BK 2500 High Speed GMLAN Serial Data Bus +
2 0.8 BK 1050 Ground (HP2)
3 0.5 TN 2501 High Speed GMLAN Serial Data Bus-
4 0.35 YE 6817 LED Backlight Dimming Control (with UK6, without STZ or Y91)
5 0.5 TN 2501 High Speed GMLAN Serial Data Bus-
6 3 RD/WH 3740 Battery Positive Voltage (UQA or UQS)
7 0.5 TN/BK 2500 High Speed GMLAN Serial Data Bus +
8 0.5 RD/WH 3740 Battery Positive Voltage (with UQA, without STZ or Y91)
Connector Part Information
  • Harness Type:Instrument Panel (STZ or Y91)
  • Harness Type: I/P Extension (without STZ or Y91)
  • OEM Connector: 13516840
  • Service Connector: 13585318
  • Description: 8-Way F GT 280 Series (GN)

Terminal Part Information
  • Terminated Lead: Service by Connector Assembly - 13585318
  • Release Tool: J-38125-553
  • Diagnostic Test Probe: J-35616-4A (PU)
  • Terminal/Tray: Pins 1-3, 5, 7- 13525970/4
  • Terminal/Tray: Pins 6- 13525969/4
  • Core/Insulation Crimp: Pins 1, 3, 5, 7- E/A
  • Core/Insulation Crimp: Pins 2- 2/A
  • Core/Insulation Crimp: Pins 6- F/D
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