WARNING: This page is about a different car, the 2020 Buick Regal TourX, 2020 Buick Regal, 2019 Buick Regal TourX, and 2019 Buick Regal. 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: Engine
OEM Connector: 13569289
Service Connector: 19178082
Description: 10-Way F 0.64 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	13575742	J-35616-64B (LT BU)	J-38125-215A	SAIT-A03T-M064	Yazaki 14	P	P

Pin	Size	Color	Circuit	Function	Terminal Type ID	Option
1	-	-	-	Not Occupied	-	-
2	0.5	BU	2500	High Speed GMLAN Serial Data [+] 1	I	-
3	0.5	WH	2501	High Speed GMLAN Serial Data [-] 1	I	-
4	0.5	BU/YE	6105	High Speed GMLAN Serial Data [+] 2	I	-
5	0.5	WH	6106	High Speed GMLAN Serial Data [-] 2	I	-
6	0.5	WH/BU	5986	Serial Data Communication Enable	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	0.5	BU/YE	6105	High Speed GMLAN Serial Data [+] 2	I	-
10	0.5	WH	6106	High Speed GMLAN Serial Data [-] 2	I	-

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.

• Brakes feel soft, pull hard to one side, or make grinding noises.

• The engine overheats, stalls repeatedly, or misfires under load.

• You are missing required tools, torque specs, or safe lifting equipment.

• You are not confident in the next step or safety outcome.

Safety Warning

K43 Power Steering Control Module X2

Use the Manual With the Right Hardware

When to See a Mechanic

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