K56 Serial Data Gateway Module X2

WARNING: This page is about a different car, the 2024 GMC Terrain and 2024 Chevrolet Equinox. 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: 13519320
Service Connector: 13519320
Description: 30-Way F 0.5 MQS Series (BK with BU Front Housing)

Terminal Part Information

Terminal Type ID	Terminated Lead	Diagnostic Test Probe	Terminal Removal Tool
I	19370262	EL-35616-58 (BK)	EL-38125-58

Pin	Size	Color	Circuit	Function	Terminal Type ID	Option
1 - 3	-	-	-	Not Occupied	-	-
4	0.35	BU	2500	High Speed GM LAN Serial Data [+] 1	I	-
5	0.35	WH	2501	High Speed GM LAN Serial Data [-] 1	I	-
6	0.35	BU / GY	3935	High Speed GM LAN Serial Data [+] 8	I	KSG
7	0.35	WH / GY	3936	High Speed GM LAN Serial Data [-] 8	I	KSG
8	0.35	BU / YE	6105	High Speed GM LAN Serial Data [+] 2	I	-
9	0.35	WH	6106	High Speed GM LAN Serial Data [-] 2	I	-
10	0.35 0.35	BU / GN BU / GN	1304 1304	High Speed GM LAN Serial Data [+] 9 High Speed GM LAN Serial Data [+] 9	I I	IOR+UE1 IOS/IOU
11	0.35	GN	5060	Low Speed GM LAN Serial Data	I	-
12 - 13	-	-	-	Not Occupied	-	-
14	0.35	BU	2500	High Speed GM LAN Serial Data [+] 1	I	-
15	0.35	WH	2501	High Speed GM LAN Serial Data [-] 1	I	-
16	0.35	BU / GY	3935	High Speed GM LAN Serial Data [+] 8	I	KSG
17	0.35	WH / GY	3936	High Speed GM LAN Serial Data [-] 8	I	KSG
18	0.35	BU / YE	6105	High Speed GM LAN Serial Data [+] 2	I	-
19	0.35	WH	6106	High Speed GM LAN Serial Data [-] 2	I	-
20	0.35 0.35	WH / GN WH / GN	1305 1305	High Speed GM LAN Serial Data [-] 9 High Speed GM LAN Serial Data [-] 9	I I	IOR+UE1 IOS/IOU
21 - 22	-	-	-	Not Occupied	-	-
23	0.35	VT / GN	39	Run/Crank Ignition 1 Voltage	I	-
24	-	-	-	Not Occupied	-	-
25	0.35	WH / BU	5986	Serial Data Communication Enable	I	-
26 - 30	-	-	-	Not Occupied	-	-