Chevrolet (2003-2010), Cadillac, GMC, Saab 9-7X Head Units pinout signals @ PinoutGuide.com

24 pin GMC 12110244, 12110088 (15306210) Radio Harness connector

at the car stereo

for wide range of models produced in 2003-2009 years. Should be compatible p/n 1035957, 15917881, 15927261, 15196057, 15184935, 25753974, 15196055, 15234935, 25753974, 10357886, 15195858, 10359577, 10359565, 15184935, 28058188, 10359594, 15849619, 15115013, 10359565, 15927256. Saab 15783685, 15774309.

The pinout should fit 37 devices/models. Click to list>

24 pin Gray 12110088 connector

Pin Number	wire color	UQ3/UQ5	UQ7
1	ORN	Radio Class 2 Serial Data
3	PPL	N/A	Rear Seat Audio Enable Signal (UQ7 w/o Y91)
4	RED	N/A	FM Composite Signal (UQ7 w/ Y91)
8	TAN	Left Front Speaker Output (+) (UQ3/UQ5)	Left Front Low Level Audio Signal (+) (UQ7)
9	GRY or DK GRN	Left Front Speaker Output (-) (UQ3/UQ5)	Left Front Low Level Audio Signal (-) (UQ7)
10	LT BLU or BLK	Right Rear Speaker Output (-) (UQ3/UQ5)	Right Rear Low Level Audio Signal (-) (UQ7)
11	DK BLU	Right Rear Speaker Output (+) (UQ3/UQ5)	Right Rear Low Level Audio Signal (+) (UQ7)
12	BLK/WHT	Ground
B1	ORN	Battery Positive Voltage
B3	PNK or DK GRN		Radio On Signal (UQ7 w/o Y91) or Antenna Enable Signal (UQ7 w/ Y91)
B4	BRN/WHT	Instrument Panel Lamps Dimming Control (w Y91)
B5	BLK	Ground (w/ Y91)
B6	GRY/BLK		Radio Mute (UQ7 w/o Y91)
B8	BRN	Left Rear Speaker Output (+) (UQ3/UQ5)	Left Rear Low Level Audio Signal (+) (UQ7)
B9	YEL or DK GRN/ WHT	Left Rear Speaker Output (-) (UQ3/UQ5)	Left Rear Low Level Audio Signal (-) (UQ7)
B10	DK GRN or ORN/BLK	Right Front Speaker Output (+) (UQ3/UQ5)	Right Front Low Level Audio Signal (-) (UQ7)
B11	LT GRN	Right Front Speaker Output (-) (UQ3/UQ5)	Right Front Low Level Audio Signal (+) (UQ7)

UQ3 - SPEAKER SYSTEM,PERFORMANCE ENHANCED AUDIO
UQ5 - SPEAKER SYSTEM,4,DUAL FRONT DOOR MOUNTED,DUAL
UQ7 - SPEAKER SYSTEM,BOSE,PREMIUM PERFORMANCE
EXTENDED RANGE QUARTER MOUNTED
Y91 - LUXURY EDITION OPTION,'LE'
U2K- DIGITAL AUDIO SYSTEM S-BAND
U2L - DIGITAL AUDIO SYSTEM L-BAND

12 pin 12064799 connector

Pin Number	wire color	Function
C	BARE	Drain Wire (w/ U2K/U2L)
E	DK GRN/WHT	Vehicle Speed Signal (w/ Y91)
H	DK GRN/ WHT	Remote Playback Device Right Audio Signal(w/ U2K/U2L)
J	BRN/WHT	Remote Playback Device Left Audio Signal (w/ U2K/U2L)
K	BLK/WHT	Remote Playback Device Common Audio Signal (w/ U2K/U2L)
L	ORN/BLK	Cellular Telephone Voice Low Reference / Remote Radio Audio Output (-)
M	PNK/BLK	Cellular Telephone Voice Signal / Remote Radio Left Audio Signal

UB0 Head Unit

p/n 10357894 , 15104155 , 15138488 , 15184932 , 15198700 , 15756188,
15295371, 15234915, 10359576, 15850275

UM8 Head Unit p/n 15800001

also p/n 15230099, 10377531, 15800001, 15204334, 15204335

12 pin GM 12064799 (15305996) wiring harness connector

Pinout status: +7 -0

According to 8 reports in our database (7 positive and 0 negative) the Chevrolet (2003-2010), Cadillac, GMC, Saab 9-7X Head Units pinout should be correct.

Is this pinout

correct