C306 (w/o Y91)

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

C306 Infotainment Jumper Harness to Console Harness Terminal Identification (w/o Y91)

Courtesy of GENERAL MOTORS CORP.				Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15359287 40-Way F GT 150 280 (BLK)		Connector Part Information		15359284 40-Way M GT 150 280 (BLK)
Pin	Wire Color	Circuit No.	Function	Pin	Wire Color	Circuit No.	Function
A1	BARE	2011	Drain Wire (UQ7)	A1	BARE	2011	Drain Wire (UQ7)
A2-A3	-	-	Not Used	A2-A3	-	-	Not Used
A4	ORN	1040	Battery Positive Voltage	A4	ORN	1040	Battery Positive Voltage
A5	ORN	3740	Battery Positive Voltage	A5	ORN	3740	Battery Positive Voltage
A6-A8	-	-	Not Used	A6-A8	-	-	Not Used
B1-B2	-	-	Not Used	B1-B2	-	-	Not Used
B3	LT BLU	2288	Class 2 Serial Data	B3	LT BLU	2288	Class 2 Serial Data
B4	GRY/BLK	2334	Radio Mute	B4	GRY/BLK	2334	Radio Mute
B5	-	-	Not Used	B5	-	-	Not Used
B6	PNK	314	Radio On Signal	B6	PNK	314	Radio On Signal
B7	-	-	Not Used	B7	-	-	Not Used
B8	BLK	1050	Ground	B8	BLK	1050	Ground
B9	TAN	201	Left Front Speaker Output (+)	B9	TAN	201	Left Front Speaker Output (+)
B10	-	-	Not Used	B10	-	-	Not Used
B11	GRY	118	Left Front Speaker Output (-)	B11	GRY	118	Left Front Speaker Output (-)
B12	PPL	493	Rear Seat Audio Enable Signal	B12	PPL	493	Rear Seat Audio Enable Signal
C1	BARE	2099	Drain Wire	C1	BARE	2099	Drain Wire
C2	TAN	511	Left Front Low Level Audio Signal (+)	C2	TAN	511	Left Front Low Level Audio Signal (+)
C3	DK GRN	1947	Left Front Low Level Audio Signal (-)	C3	DK GRN	1947	Left Front Low Level Audio Signal (-)
C4	LT GRN	512	Right Front Low Level Audio Signal (+)	C4	LT GRN	512	Right Front Low Level Audio Signal (+)
C5	ORN	640	Battery Positive Voltage	C5	ORN	640	Battery Positive Voltage
C6	BLK	1946	Right Rear Low Level Audio Signal (-)	C6	BLK	1946	Right Rear Low Level Audio Signal (-)
C7	ORN/BLK	1546	Front Low Level Audio Signal (-)	C7	ORN/BLK	1546	Front Low Level Audio Signal (-)
C8	BRN	599	Left Rear Low Level Audio Signal (+)	C8	BRN	599	Left Rear Low Level Audio Signal (+)
C9	DK GRN /WHT	1547	Rear Low Level Audio Signal (-)	C9	DK GRN /WHT	1547	Rear Low Level Audio Signal (-)
C10	BRN	199	Left Rear Speaker Output (+)	C10	BRN	199	Left Rear Speaker Output (+)
C11	DK BLU	546	Right Rear Low Level Audio Signal (+)	C11	DK BLU	546	Right Rear Low Level Audio Signal (+)
C12	LT GRN	200	Right Front Speaker Output (+)	C12	LT GRN	200	Right Front Speaker Output (+)
D1	DK GRN	117	Right Front Speaker Output (-)	D1	DK GRN	117	Right Front Speaker Output (-)
D2	YEL	116	Left Rear Speaker Output (-)	D2	LT GRN	116	Left Rear Speaker Output (-)
D3-D4	-	-	Not Used	D3-D4	-	-	Not Used
D5	BLK/WHT	1851	Ground	D5	BLK/WHT	1851	Ground
D6	ORN	340	Battery Positive Voltage	D6	ORN	340	Battery Positive Voltage
D7	DK BLU	46	Right Rear Speaker Output (+)	D7	DK BLU	46	Right Rear Speaker Output (+)
D8	LT BLU	115	Right Rear Speaker Output (-)	D8	LT BLU	115	Right Rear Speaker Output (-)