Radio Connector End Views

Radio C1

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		OEM: 12110206 Service: See Catalog 24-Way F Micro-Pack 100 Series (L-BU)
Pin	Wire Color	Circuit No.	Function
A1	GY	118	Left Front Speaker Signal (-) (1)
A1	D-GN	1947	Left Front Low Level Audio (-) (US8)
A2	TN	201	Left Front Speaker (+) (1)
A2	TN	511	Left Front Low Level Audio Signal (US8)
A3	L-BU	115	Right Rear Speaker Signal (-)
A3	TN	1946	Right Rear Low Level Audio (-) (US8)
A4	D-BU	46	Right Rear Speaker (+)
A4	D-BU	546	Right Rear Low Level Audio Signal (US8)
A5	BN	199	Left Rear Speaker (+)
A5	BN/WH	599	Left Rear Low Level Audio Signal (US8)
A6	YE	116	Left Rear Speaker Signal (-)
A6	BN	1999	Left Rear Low Level Audio (-) (US8)
A7	L-GN	200	Right Front Speaker (+) (1)
A7	L-GN/WH	512	Right Front Low Level Audio Signal (US8)
A8	D-GN	117	Right Front Speaker Signal (-) (1)
A8	L-GN	1948	Right Front Low Level Audio (-) (US8)
A9	D-BU	1796	Steering Column Radio Control Signal (UK3)
A10	WH/BK	644	10-Volt Reference (US8)
A11	-	-	Not Used
A12	BK/WH	1051	Signal Ground
B1	RD/WH	1140	Battery Positive Voltage
B2	-	-	Not Used
B3	L-GN	1011	Remote Radio Control Signal (US8)
B4-B5	-	-	Not Used
B6	PK	314	Radio On Signal
B7-B8	-	-	Not Used
B9	D-GN	5060	Low Speed GMLAN Serial Data
B10-B12	-	-	Not Used

Radio C2

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		OEM: 12064799 Service: See Catalog 12-Way F Micro-Pack 100 Series (BK)
Pin	Wire Color	Circuit No.	Function
A-G	-	-	Not Used
H	D-GN/WH	368	Right Audio Signal (+)
J	BN/WH	367	Left Audio Signal (+)
K	TN/WH	372	Audio Common
L	OG/BK	2061	Cellular telephone voice Low Reference (UE1)
M	PK/BK	2062	Cellular Telephone Voice Signal (UE1)