Body Control Module (BCM) X2

WARNING: This page is about a different car, the 2014 GMC Sierra 3500 HD, 2014 GMC Sierra 2500 HD, 2014 Chevrolet Silverado 3500 HD, and 2014 Chevrolet Silverado 2500 HD. 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
OEM Connector: 15482790
Service Connector: 88988839
Description: 25-Way F HIT Series (NA)

Terminal Part Information

Pins: 1-3, 5
Terminated Lead: 13327199
Release Tool: J-38125-12A
Diagnostic Test Probe: J-35616-35 (VT)
Terminal/Tray: SNAC-A061T-M2.8/20
Core/Insulation Crimp: E/A

Pins: 8, 11-12, 17-18, 21-22, 25
Terminated Lead: 13575870
Release Tool: J-38125-12A
Diagnostic Test Probe: J-35616-64B (L-BU)
Terminal/Tray: SNAC3-A021T-M0.64/20
Core/Insulation Crimp: J/J

Body Control Module (BCM) X2

Pin	Wire	Circuit	Function
1	0.5 OG	6815	Inadvertent Power Supply Voltage
2	0.5 RD/WH	2540	Battery Positive Voltage
3	0.5 BN/WH	230	Instrument Panel Lamps Dimming Control
4	-	-	Not Used
5	0.5 GY	157	Courtesy Lamp Control
6-7	-	-	Not Used
8	0.35 L-BU	13	Headlamp Switch Park Lamps Signal
9-10	-	-	Not Used
11	0.35 WH	278	Ambient Light Sensor Signal
12	0.35 WH	103	Headlamp Switch Headlamps On Signal
13-16	-	-	Not Used
17	0.35 D-GN	306	Headlamp Switch Headlamps Off Signal
18	0.35 D-BU/WH	149	Courtesy Lamp Supply Voltage
19-20	-	-	Not Used
21	0.35 L-BU	1788	Traction Control Switch Signal (JL4)
22	0.35 YE	43	Accessory Voltage (except MEX)
23-24	-	-	Not Used
25	0.35 PU	328	Interior Lamp Defeat Switch Signal