Navigation System Connector End Views

Radio - Terminal Identification - C1

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12110088 24-Way F Micro-Pack 100 Series (GRY)
Pin	Wire Color	Circuit No.	Function
A1	OG	1044	Radio Class 2 Serial Data
A2	-	-	Not Used
A3	PU	493	Rear Seat Audio Enable Signal (GMT 800 lux only, Radio On Signal)
A4-A7	-	-	Not Used
A8	TN	511	Left Front Low Level Audio Signal (+)
A9	D-GN	1947	Left Front Low Level Audio Signal (-)
A10	BK	1946	Right Rear Low Level Audio Signal (-)
A11	D-BU	546	Right Rear Low Level Audio Signal (+)
A12	BK/WH	1851	Ground
B1	OG	340	Battery Positive Voltage
B2	-	-	Not Used
B3	PK	314	Radio On Signal
B4-B7	-	-	Not Used
B8	BN	599	Left Rear Low Level Audio Signal (+)
B9	D-GN/WH	1547	Rear Low Level Audio Signal (-)
B10	OG/BK	1546	Front Low Level Audio Signal (-)
B11	L-GN	512	Right Front Low Level Audio Signal (+)
B12	-	-	Not Used

Radio - Terminal Identification - C2

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12064799 12-Way F Micro-Pack 100 Series (BLK)
Pin	Wire Color	Circuit No.	Function
A-D	-	-	Not Used
E	D-GN/WH	817	Vehicle Speed Signal
F-K	-	-	Not Used
L	OG/BK	2061	Navigation Mono Audio Signal (-)
M	PK/BK	2062	Navigation Mono Audio Signal (+)