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Home >> Cadillac >> 2009 >> XLR Base >> Repair and Diagnosis (Single Page) >> Electrical >> Component Locations >> Wiring Systems And Power Management - Electrical Center, Component & Splice Pack Connector End Views >> Component Connector End Views >> Body Control Module (BCM) X1
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Body Control Module (BCM) X1

Fig 1: Body Control Module (BCM) X1 Connector End View
GM1376257Courtesy of GENERAL MOTORS CORP.
Body Control Module (BCM) X1

Pin Wire Circuit Function
1 - - Not Used
2 0.35 YE 5058 Intrusion Sensor Armed Signal (UA2)
3 - - Not Used
4 0.35 D-GN 5525 Tap Up/Tap Down Enabled Signal
5-6 - - Not Used
7 0.35 L-GN 5724 BCM Ignition Mode Ground
8-11 - - Not Used
12 0.35 BK/WH 851 Ground
13 0.35 TN 28 Horn Relay Control
14 0.35 D-BU 5719 START Indicator Control
15 0.35 WH 5741 Steering Column Lock Enable Relay
16 0.35 L-BU 1344 Trunk Release Control Signal
17 0.35 L-BU 187 Rear Fog Lamp Relay Control (Export)
18 0.35 OG/BK 744 Rear Compartment Lid Ajar Switch Signal
19 0.35 D-GN/WH 1317 Front Fog Lamp Relay Control
20-21 - - Not Used
22 0.35 YE 43 Accessory Voltage
23-28 - - Not Used
29 0.35 TN/WH 1969 Headlamp High Beam Relay Control
30-34 - - Not Used
35 0.35 TN 305 Trunk Key Switch Signal
36-37 - - Not Used
38 0.35 L-BU/WH 1314 Left Front Turn Signal Lamp Supply Voltage (- Europe/Japan)
0.5 L-BU/WH 1314 Left Front Turn Signal Lamp Supply Voltage (Europe/Japan)
39-41 - - Not Used
42 0.35 L-GN/BK 1605 Park Brake Relay Coil 1 Control
43 - - Not Used
44 0.35 TN 126 Left Front Door Open Switch Signal
45-46 - - Not Used
47 0.35 PU 5357 Right Tail Lamp Outage Detection Signal
48 - - Not Used
49 0.35 PU 5059 Intrusion Sensor Alarm On Signal (UA2)
50 - - Not Used
51 0.35 GY/BK 745 Left Front Door Ajar Switch Signal
52 - - Not Used
53 0.35 TN/WH 746 Right Front Door Ajar Switch Signal
54 - - Not Used
55 0.35 L-GN 1037 BCM Class 2 Serial Data
56 0.35 D-BU/WH 1315 Right Front Turn Signal Lamp Supply Voltage (- Europe/Japan)
0.5 D-BU/WH 1315 Right Front Turn Signal Lamp Supply Voltage (Europe/Japan)
57 0.35 WH 2282 Headlamp Washer Relay Control
58 0.35 D-GN 1399 Auxiliary Power Relay Coil Voltage
59 - - Not Used
60 0.35 L-GN 1845 Rear Parking Assist Chime Signal
61 0.35 PK 94 Windshield Washer Switch Signal
62 0.35 YE 5356 Left Tail Lamp Outage Detection Signal
63 0.35 L-GN 1177 Right Front Door Open Switch Signal
64 0.35 GY 91 Windshield Wiper Switch Signal 2
65 0.35 WH 1080 Park Lamp Relay Control
66 0.35 L-GN/WH 5723 BCM Ignition Mode Data Signal
67 - - Not Used
68 0.35 TN/BK 5168 Power Sounder Enable Signal (Europe)
69 0.35 PK/BK 109 Hood Ajar Switch Signal (UA2)
70 - - Not Used
71 0.35 BN/WH 2091 Trunk Release Switch Supply Voltage
72 - - Not Used
Connector Part Information 
  • OEM: 15393122
  • Service: 88987847
  • Description: 72-Way F Micro-64 Unsealed (GY)
Terminal Part Information 
  • Terminal/Tray: 15359541/4
  • Core/Insulation Crimp: M/M
  • Release Tool/Test Probe: 15381651-2/J-35616-64B (L-BU)
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