Headlamp Switch

WARNING: This page is about a different car, the 2007 Pontiac Montana SV6, 2007 Chevrolet Uplander, and 2007 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Headlamp Switch Connector End View

Courtesy of GENERAL MOTORS CORP.

Connector Part Information

OEM: 15477027
Service: 88988229
Description: 12-Way F Micro-Pack HVT (BK)

Terminal Part Information

Terminal: Not Serviced in Kit
Core/Insulation Crimp: N/A
Release Tool/Test Probe: N/A

Connector Terminal Identification

Pin	Wire Color	Circuit No.	Function
1	PK	1444	I/P Dimming Control
2	OG/WH	812	I/P Dimming Voltage Reference
3	PK/BK	1597	Courtesy Lamps Switch On Signal
4	BK/WH	1551	Ground
5	L-BU	1872	Headlamp Switch Headlamp Off Signal
6	BN/WH	301	Park Lamp Switch On Signal
7	BN/WH	230	Low Reference
8	GY/BK	1598	Courtesy Lamps Switch Off Signal
9	GY	8	Instrument Panel Lamp Supply Voltage
10-11	-	-	Not Used
12	WH	103	Headlamp Switch Headlamps On Signal