Radio Connector End Views

Radio C1

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12047531 10-Way F Micro-Pack 100 Series (BLK)
Pin	Wire Color	Circuit No.	Function
1	GRY	118	Left Front Speaker Output (-)
2	TAN	201	Left Front Speaker Output (+)
3	DK GRN	117	Right Front Speaker Output (-)
4	LT GRN	200	Right Front Speaker Output (+)
5	BLK	1050	Ground
6	PPL/WHT	1382	LED Dimming Signal
7	GRY	8	Instrument Panel Lamp Supply Voltage - 1
8	-	-	Not Used
9	YEL	43	Accessory Voltage
10	ORN	1140	Battery Positive Voltage

Radio C2

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12065785 10-Way F Micro-Pack 100 Series (GRY)
Pin	Wire Color	Circuit No.	Function
11	-	-	Not Used
12	PNK	314	Radio On Signal
13	LT GRN	1011	Remote Radio Control Signal
14-15	-	-	Not Used
16	DK GRN/ WHT	817	Vehicle Speed Signal
17	LT BLU	115	Right Rear Speaker Output (-)
18	DK BLU	46	Right Rear Speaker Output (+)
19	YEL	116	Left Rear Speaker Output (-)
20	BRN	199	Left Rear Speaker Output (+)

Radio C3

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12064980 9-Way F Micro-Pack 100 Series (BLK)
Pin	Wire Color	Circuit No.	Function
7	BRN	180	Radio On Signal
8	GRY	8	Instrument Panel Lamp Supply Voltage-1
9	DK BLU	658	Drain Wire
10	LT GRN	1407	Remote Playback Device Right Audio Signal
11	ORN/BLK	1406	Remote Playback Device Left Audio Signal
12	LT BLU	1405	Remote Playback Device Audio Common Signal
13	BARE	1050	Ground
14	DK GRN	835	Entertainment And Comfort Serial Data
15	ORN	1140	Battery Positive Voltage