Radio C1 Connector End View

Fig 1: Identifying Radio Connector Terminals

GM73156

Courtesy of GENERAL MOTORS CORP.

Entertainment Connector End Views

Connector Part Information

OEM: 12110088
Service: See Catalog
Description: 24-Way F Micro-Pack 100 Series (GY)

Terminal Part Information

Pins: A1, A6, A7, B4, B5
Terminal: 12146447/Tray 3
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12031876-1/J-35616-6

Pins: A8-A12, B1, B8-B11
Terminal: 12146448/Tray 19
Core/Insulation Crimp: Pins A1-A11, B4-B11: E/C
Core/Insulation Crimp: Pins A12, B1: E/A
Release Tool/Test Probe: 12031876-1/J-35616-6

Radio C1

Pin	Wire Color	Circuit No.	Function
A1	OG	1044	Class 2 Serial Data
A2-A5	-	-	Not Used
A6	PU	1375	Remote Radio Control Supply Voltage
A7	D-BU	1796	Steering Wheel Controls Signal
A8	TN	201	Left Front Speaker Output (+)
A9	GY	118	Left Front Speaker Output (-)
A10	L-BU	115	Right Rear Speaker Output (-)
A11	D-BU	46	Right Rear Speaker Output (+)
A12	BK/WH	351	Ground
B1	RD/WH	2040	Battery Positive Voltage
B2-B3	-	-	Not Used
B4	GY	8	Instrument Panel Lamp Supply Voltage
B5	BK	1450	Ground
B6-B7	-	-	Not Used
B8	BN	199	Left Rear Speaker Output (+)
B9	YE	116	Left Rear Speaker Output (-)
B10	D-GN	117	Right Front Speaker Output (-)
B11	L-GN	200	Right Front Speaker Output (+)
B12	-	-	Not Used