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Body Control Module (BCM) X1 Connector

Fig 1: Body Control Module (BCM) X1 Connector End View
GM1664495Courtesy of GENERAL MOTORS CORP.
Body Control Module (BCM) X1 Connector Parts Information

Connector Part Information 
  • OEM: 15482789
  • Service: See Catalog
  • Description: 27-Way F HIT Series (L-GN)
Terminal Part Information 
  • Terminal/Tray: SNAC3-A021T-M0.64/20
  • Core/Insulation Crimp: J/J
  • Release Tool/Test Probe: 12094429/J-35616-64B (L-BU)
Body Control Module (BCM) X1 Connector Terminal Identification

Pin Wire Circuit No. Function
1 - - Not Used
2 0.35 WH 1390 Ignition II/III/Key in Ignition
3 0.35 GY 1884 Cruise Control Switch Signal
4 0.35 WH/BK 1073 Ignition Key Resistor Signal
5 0.35 L-GN 1715 Windshield Wiper Switch High Signal
6 0.35 D-BU 1796 Steering Wheel Controls Signal (UK3)
7 - - Not Used
8 0.35 TN/BK 6009 Low Reference
9 0.35 L-BU 1714 Windshield Wiper Switch Low Signal
10-12 - - Not Used
13 0.35 L-GN 1011 Remote Radio Control Signal (RCA)
14 0.35 PK 3 Ignition II/III Voltage
15 0.35 L-BU/WH 1414 Left Turn Signal Switch Signal
16 0.35 D-BU/WH 1415 Right Turn Signal Switch Signal
17 0.35 PU 1375 Remote Radio Control Supply Voltage
18 0.35 PU 524 Headlamp Dimmer Switch High Beam Signal
19 0.35 TN 2144 Hazard Switch Signal
20 0.35 PU 5526 Memory Set Switch Signal
21 0.35 BN 4 Ignition I/II Voltage
22 - - Not Used
23 0.35 L-BU 553 Tow/Haul Switch Signal
24 0.35 PK 94 Windshield Washer Switch Signal
25 0.35 BN 1356 Flash To Pass Switch Signal
26-27 - - Not Used