K56 Serial Data Gateway Module X1

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban 3500 HD, and 2018 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.

Connector Part Information

Harness Type: Instrument Panel
OEM Connector: 13819409
Service Connector: 13582576
Description: 16-Way F 0.64 OCS Series (BK)

Terminal Part Information

Terminal Type ID	Terminated Lead	Diagnostic Test Probe	Terminal Removal Tool	Service Terminal	Tray Name	Core Crimp	Insulation Crimp
I	19300660	J-35616-64B (LT BU)	J-38125-12A	Not Available	Not Available	Not Available	Not Available

Pin	Size	Color	Circuit	Function	Terminal Type ID	Option
1	0.35	RD/VT	3340	Battery Positive Voltage	I	-
2	-	-	-	Not Occupied	-	-
3	0.35	BU/GN	1304	High Speed GMLAN Serial Data (+) 9	I	-
4	0.35	WH/GN	1305	High Speed GMLAN Serial Data (-) 9	I	-
5	-	-	-	Not Occupied	-	-
6	0.35	BK/WH	1851	Signal Ground	I	-
7	0.5	BU	2500	High Speed GMLAN Serial Data (+) 1	I	-
8	0.5	WH	2501	High Speed GMLAN Serial Data (-) 1	I	-
9	-	-	-	Not Occupied	-	-
10	0.35	WH/BU	5986	Serial Data Communication Enable	I	-
11	0.35	BU/GN	1304	High Speed GMLAN Serial Data (+) 9	I	-
12	0.35	WH/GN	1305	High Speed GMLAN Serial Data (-) 9	I	-
13	0.35	BU/GN	1304	High Speed GMLAN Serial Data (+) 9	I	-
14	0.35	WH/GN	1305	High Speed GMLAN Serial Data (-) 9	I	-
15	0.5	GN	5060	Low Speed GMLAN Serial Data	I	-
16	-	-	-	Not Occupied	-	-