FixVault

Ignition Switch

Fig 1: Ignition Switch Connector End View
GM1664590Courtesy of GENERAL MOTORS CORP.
Ignition Switch

Pin Wire Circuit Function
1 0.35 PK 3 Ignition 1 Voltage
2 0.5 PK/YE 2640 Battery Positive Voltage
3 0.35 BN 4 Accessory Voltage
4 - - Not Used
5 0.35 WH 1390 Off/Run/Crank Voltage
6 0.35 WH/BK 1073 5-Volt Reference
Connector Part Information 
  • OEM: HCMPB-C06-K
  • Service: See Catalog
  • Description: 6-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