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Steering Wheel Controls - Left

Fig 1: Steering Wheel Controls (Left) Connector End View
GM1333392Courtesy of GENERAL MOTORS CORP.
Steering Wheel Controls (Left) Connector Part Information

Connector Part Information 
  • OEM: 50-57-9407
  • Service: Serviced by Complete Steering Wheel Harness
  • Description: 7-Way F (BK)
Terminal Part Information 
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit
Steering Wheel Controls (Left) Connector Terminal Identification

Pin Wire Color Circuit No. Function
1 - - Not Used (Early Production)
D-GN/WH 1358 Driver Information Center Switch Signal (Late Production)
2 - - Not Used
3 BK/WH 151 Ground (K34) (Early Production)
GY 8 Instrument Panel Lamp Dimmer Switch Signal (K34) (Late Production)
4 PK 339 Ignition 1 Voltage
5 GY 8 Instrument Panel Lamp Dimmer Switch Signal (K34) (Early Production)
GY/BK 1884 Cruise Control Switch Signal (Late Production)
6 GY/BK 1884 Cruise Control Switch Signal (Early Production)
- - Not Used (Late Production)
7 D-GN/WH 1358 Driver Information Center Switch Signal (Early Production)
BK 151 Ground (K34) (Late Production)
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