S38 Ignition Mode Switch (BTM)

WARNING: This page is about a different car, the 2012 Buick Verano. However, it is still accessible from the selected car via links, so may be relevant.

Connector Part Information

Harness Type: Instrument Panel
OEM Connector: HCMDPB-08-K
Service Connector: 13576541
Description: 8-Way F 1.2 HCM Series (BK)

Terminal Part Information

Terminated Lead: 13575868
Release Tool: J-38125-12A
Diagnostic Test Probe: J-35616-64B (L-BU)
Terminal/Tray: SHCM-A03T-P025/20
Core/Insulation Crimp: J/J

S38 Ignition Mode Switch (BTM)

Pin	Size	Color	Circuit	Function	Option
1	0.5	BK	1650	Ground	-
2	0.5	YE	6817	LED Backlight Dimming Control	-
3	0.5	BU/GN	5723	Ignition Mode Switch Mode Voltage	-
4	0.5	BN/BK	5720	Ignition Mode Switch Accessory LED Signal	-
5	-	-	-	Not Used	-
6	0.5	GN/BK	3558	Passive Start Switch Signal 2	-
7	0.5	BK/GY	3559	Low Reference	-
8	0.5	BU/BK	5719	Ignition Mode Switch Start LED Signal	-