K38 Chassis Control Module

WARNING: This page is about a different car, the 2020 Chevrolet Trax. 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: Body
OEM Connector: 31381-1014
Service Connector: 19178089
Description: 38-Way F 0.64, 2.8 GT Series, Sealed (BK)

Terminal Part Information

Terminal Type ID	Terminated Lead	Diagnostic Test Probe	Terminal Removal Tool	Service Terminal	Tray Name	Core Crimp	Insulation Crimp
I	13575378	J-35616-64B (LT BU)	J-38125-215A	Not Required	Not Required	Not Required	Not Required
II	13576407	J-35616-4A (PU)	J-38125-215A	Not Required	Not Required	Not Required	Not Required

Pin	Size	Color	Circuit	Function	Terminal Type ID	Option
1	1.5	RD/GN	3140	Secondary Fused Battery Positive Voltage 31	II	FHA
2 - 4	-	-	-	Not Occupied	-	-
5	0.5	BU	2500	High Speed GMLAN Serial Data [+] 1	I	FHA
6 - 7	-	-	-	Not Occupied	-	-
8	0.5	VT/YE	5985	Accessory Wake-Up Serial Data	I	FHA
9	-	-	-	Not Occupied	-	-
10	0.5	BU/WH	7446	Fuel Pressure Sensor Signal	I	FHA
11 - 12	-	-	-	Not Occupied	-	-
13	1.5	GY	120	Fuel Pump Control	II	FHA
14 - 16	-	-	-	Not Occupied	-	-
17	0.5	WH	2501	High Speed GMLAN Serial Data [-] 1	I	FHA
18 - 19	-	-	-	Not Occupied	-	-
20	0.5	GN/GY	465	Fuel Pump Primary Relay Control	I	FHA
21	0.5	VT/GN	839	Run/Crank Ignition 1 Voltage 8	I	-
22	0.5	BN/RD	7445	Fuel Pressure Sensor 5V Reference	I	FHA
23	0.5	BK/YE	7447	Fuel Pressure Sensor Low Reference	I	FHA
24	0.5	BU	7443	Fuel Pump Assembly Shield Ground	I	FHA
25	1.5	BK	1350	Ground 13	II	FHA
26 - 37	-	-	-	Not Occupied	-	-
38	1.5	BK/GN	1580	Fuel Pump Low Reference	II	FHA