Headlamp and Panel Dimmer Switch

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Headlamp and Panel Dimmer Switch Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire Color	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)
	0.5 BN/WH	230	Instrument Panel Lamp Dimming Control (HP2)
	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

OEM: 15416970
Service: 22715969
Description: 16-Way F Micro-Pack 64 Series (BK)

Terminal Part Information

Terminal/Tray: 15359541/4
Core/Insulation Crimp: M/M
Release Tool/Test Probe: 15381651-2/J-35616-64B (L-BU)