Noise Compensation Microphone (UQA with Y91)

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Noise Compensation Microphone (UQA with Y91) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
A	0.5 BARE	1489	Noise Compensation Microphone Supply Voltage
B	0.5 D-GN	1488	Drain Wire

Connector Part Information

OEM: 12089868
Service: See Catalog
Description: 2-Way M Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12047581/2
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-3 (GY)