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Home >> Cadillac >> 2009 >> Escalade EXT >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 651 (Wiring Systems And Power Management - Component Connector End Views - Electronic Compass Module To Memory Seat Module (X4)) >> Component Connector End Views >> Headlamp and Panel Dimmer Switch (except HP2)
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Headlamp and Panel Dimmer Switch (except HP2)

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
GM2127936Courtesy of
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
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
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