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Home >> GMC >> 2009 >> Yukon Base, 4.8 C >> Repair and Diagnosis >> External Pages >> Different car >> Section 493 (Wiring Systems And Power Management - Component Connector End Views - Electronic Steering Control Module X2 Through Memory Seat Module) >> Component Connector End Views >> Headlamp and Panel Dimmer Switch (except HP2)
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Headlamp and Panel Dimmer Switch (except HP2)

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Fig 1: Headlamp and Panel Dimmer Switch (except HP2) Connector End View
GM2127936Courtesy of GENERAL MOTORS CORP.
Headlamp and Panel Dimmer Switch (except HP2)

Pin Wire Circuit Function
1 0.35 WH 103 Headlamp Switch On Signal
2 0.35 L-BU 13 Headlamp Switch Park Lamp Signal
3 0.35 D-GN 306 Headlamp Switch Headlamps Off Signal
4-5 - - Not Used
6 0.35 L-BU 187 Rear Fog Lamp Switch Signal (T79)
7 0.5 BN/WH 230 Instrument Panel Lamp Dimming Control (X88 or Z88)
0.35 YE 6817 LED Backlight Dimming Control (Z75)
8 0.35 BK 1850 Ground
9 0.35 PU 328 Interior Lamp Switch Voltage Control
10 0.35 OG 192 Front Fog Lamp Switch Signal (T96)
11 - - Not Used
12 0.35 D-BU/WH 149 Courtesy Lamp Control
13 0.35 D-GN 44 Instrument Panel Lamps Dimmer Switch Signal
14 - - Not Used
15 0.35 OG/WH 812 12-Volt Reference
16 - - Not Used
Connector Part Information
  • Harness Type: Instrument Panel
  • OEM Connector: 13783349
  • Service Connector: 13578573
  • Description: 16-Way F Micro HVT Series (BK)
Terminal Part Information
  • Terminated Lead: 13575550
  • Release Tool: J-38125-559
  • Diagnostic Test Probe: J-35616-16 (L-GN)
  • Terminal/Tray: 15445905/23
  • Core/Insulation Crimp: J/J
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