Supercharger Boost Gage

WARNING: This page is about a different car, the 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Supercharger Boost Gage Connector End View

Courtesy of GENERAL MOTORS CORP.

Supercharger Boost Gage Connector & Terminal Parts Information

Connector Part Information

OEM: 12089248
Service: 12102900
Description: 4-Way F Metri-Pack 150 Series (NA)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Supercharger Boost Gage Terminal Identification

Pin	Wire Color	Circuit No.	Function
A	PK	439	Ignition 1 Voltage
B	GY	8	Instrument Panel Lamp Supply Voltage
C	TN	891	Boost Gage Signal
D	BK/WH	651	Ground