Body Control Module (BCM) X4

Fig 1: Body Control Module (BCM) X4 Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire Color	Circuit No.	Function
1	0.85 OG/RD	340	Battery Positive Voltage
2	0.85 OG	240	Battery Positive Voltage
3	0.85 OG/GN	440	Battery Positive Voltage
4	0.85 OG/PU	2140	Battery Positive Voltage
5	0.75 D-BU/WH	1315	Right Front Turn Signal Lamp Supply Voltage
6	-	-	Not Used
7	0.3 YE	196	Windshield Wiper Motor Park Switch Signal
8	-	-	Not Used
9	0.3 BK	1850	Ground
10	0.3 OG/BU	2440	Battery Positive Voltage
11	0.3 D-GN/WH	1317	Fog Lamp Relay Control
12-14	-	-	Not Used
15	0.5 OG	2268	Washer Fluid Pump Relay Control
16	0.3 BN/YE	1969	Headlamp High Beam Relay Control
17	0.3 PK/BK	109	Hood Ajar Switch Signal
18	-	-	Not Used
19	0.3 D-BU	5985	Accessory Wakeup Serial Data
20	-	-	Not Used
21	0.3 PK	1439	Run/Crank Control
22	0.3 BN	253	Trunk Release Relay Control
23	0.3 PU	544	Headlamp Low Beam Supply Voltage
24	0.3 D-GN	646	Backup Lamp Relay Control
25	-	-	Not Used

Connector Part Information

Terminal Part Information