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Home >> Buick >> 2008 >> Allure CX >> Repair and Diagnosis (Single Page) >> Electrical >> Component Locations >> Component Locations & Component Connector End Views >> Component Connector End Views >> Body Control Module (BCM) X3
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Body Control Module (BCM) X3

Fig 1: Body Control Module (BCM) X3 Connector End View
GM1243603Courtesy of GENERAL MOTORS CORP.
Body Control Module (BCM) X3

Pin Wire Circuit Function
1-3 - - Not Used
4 0.35 L-BU/WH 1414 Left Turn Signal Switch Signal
5 0.35 L-BU 1714 Windshield Washer Switch Low Signal
6 0.35 D-BU/WH 658 Cruise Control Switch Signal
7 0.35 WH 103 Headlamp Switch Headlamps On Signal
8 0.35 BN/WH 301 Park Lamp Switch On Signal
9 - - Not Used
10 0.35 L-BU 1872 Exterior Lamps Off Input
11 0.35 OG 192 Front Fog Lamp Switch Signal
12 0.35 PU 524 Headlamp Dimmer Switch High Beam Signal
13 0.35 PK 94 Windshield Washer Switch Signal
14 0.35 BN 1356 Flash To Pass Switch Signal
15 0.35 BK/WH 1251 Ground
16 0.35 TN 2144 Hazard Switch Signal
17 0.35 D-BU/WH 1415 Right Turn Signal Switch Signal
18 0.35 L-GN 1715 Windshield Washer Switch High Signal
Connector Part Information 
  • OEM: 638397-1
  • Service: 88988876
  • Description: 18-Way F Unsealed (BK)
Terminal Part Information 
  • Pins: 4-8, 10-18
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit