Body Control Module (BCM) X3

Fig 1: Body Control Module (BCM) X3 Connector End View

Courtesy of GENERAL MOTORS CORP.

Body Control Module (BCM) X3

Pin	Wire	Circuit	Function
1	0.8 BK	450	Ground
2	0.8 D-GN/PU	1940	Battery Positive Voltage
3	0.8 PK/GY	3040	Battery Positive Voltage
4	-	-	Not Used
5	0.8 BK	450	Ground
6-7	-	-	Not Used
8	0.35 TN/BK	2500	High Speed GMLAN Serial Data Bus +
9	0.35 TN	2501	High Speed GMLAN Serial Data Bus -
10	0.35 D-GN	5060	Low Speed GMLAN Serial Data
11	0.35 PK	1444	I/P Dimming Signal
12	0.5 OG/WH	812	12-Volt Reference
13	0.35 L-BU/YE	5361	Brake Apply Sensor Signal
14	0.35 L-BU/BK	853	Brake Apply Sensor Low Reference
15	0.35 GY	5381	Brake Apply Sensor 5-Volt Reference
16	0.35 TN/BK	2500	High Speed GMLAN Serial Data Bus +
17	0.35 TN	2501	High Speed GMLAN Serial Data Bus -
18	0.35 YE	1491	Backlight Lamp Control
19	0.35 OG/YE	5727	High Speed GMLAN Serial Data Wake Up
20	-	-	Not Used
21	0.35 OG	192	Front Fog Lamp Switch Signal (T96)
22	0.35 D-GN/WH	7158	Cruise Control Indicator Dimming Signal
23-24	-	-	Not Used
25	0.35 PU/WH	1382	LED Dimming Signal

Connector Part Information  OEM: HITPB-25-C-LE Service: See Catalog Description: 25-Way F (BU)

Terminal Part Information  Pins: 1-3, 5 Terminal/Tray: SNAC-A061T-M2.8/20 Core/Insulation Crimp: E/A Release Tool/Test Probe: 12094429/J-35616-4A (PU) Pins: 8-19, 21, 22, 25 Terminal/Tray: SNAC3-A021T-M0.64/20 Core/Insulation Crimp: J/J Release Tool/Test Probe: 12094429/J-35616-64B (L-BU)