A11 Radio X1 (IOR)

WARNING: This page is about a different car, the 2023 GMC Sierra 3500 HD and 2023 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS COMPANY

Connector Part Information

Harness Type:Instrument Panel Wiring Harness
OEM Connector: 35364128
Service Connector: 13534972
Description: 29-Way F 0.5 NANO, 1.2 MCON Series (GN)

Terminal Part Information

Terminal Type ID	Terminated Lead	Diagnostic Test Probe	Terminal Removal Tool
I	19370262	EL-35616-58 (BK)	EL-38125-58
II	84729890	J-35616-12 (BU)	J-38125-215A
III	Not required	No Tool Required	No Tool Required

Pin	Size	Color	Circuit	Function	Terminal Type ID	Option
1	0.75	RD/YE	2340	Battery Positive Voltage	II	-
2	0.75	RD/YE	2340	Battery Positive Voltage	II	-
3	0.75	BK/WH	2751	Signal Ground	II	-
4	0.35	BU/OG	2807	Radio Keypad Voltage Reference	II	-
5	0.35	BK/GN	2804	Radio Display Backlight Low Reference	II	-
6	0.75	BK/WH	2751	Signal Ground	II	-
7	-	-	-	Not Occupied	-	-
8	0.5	GN/BK	116	Left Rear Speaker [-] Control	II	-
9	- 0.35	GY/YE GY/BU	5149 2803	Voice Recognition Audio Signal Radio Display Touch Interrupt Request Signal	III I	- -
10	-	BK/GY	5152	Voice Recognition Audio [-] Control	III	-
11	- 0.35	VT/YE GN/WH	7043 24	Microphone [+] Signal Backup Lamp Control	III I	- -
12	- 0.35	BU/BK GY/GN	7044 1102	Microphone [-] Signal Low Speed GMLAN Serial Data 2	III I	- -
13 - 14	-	-	-	Not Occupied	-	-
15	0.35	GY/BU	2808	Radio Keypad Dimming Control	I	-
16 - 20	-	-	-	Not Occupied	-	-
21	0.35	BU/VT	3363	Navigation Display Dimming Control	I	-
22	0.35	BU/GN	2813	Radio Display Backlight Dimming Control	I	-
23	- 0.35	WH/BU VT/BU	5986 6091	Serial Data Communication Enable Crankshaft Position Sensor Replicated Signal	III I	- -
24	0.35	BN/OG	2809	Radio Keypad Power Signal	I	-
25	0.35	WH/VT	2810	Radio Keypad Button Signal	I	-
26	0.35	BU	4315	Radio Volume Up Switch Signal	I	-
27	0.35	BN/GY	4314	Radio Volume Down Switch Signal	I	-
28 - 29	-	-	-	Not Occupied	-	-