FixVault

Ignition Switch

Fig 1: Ignition Switch Connector End View
GM857016Courtesy of GENERAL MOTORS CORP.
Ignition Switch Connector Parts Information

Connector Part Information 
  • OEM: 10400853490
  • Service: See Catalog
  • Description: 7-Way F Kostal N Series (BK)
Ignition Switch Connector Terminal Identification

Pin Wire Color Circuit No. Function
A BN 4 Accessory Voltage
B RD/WH 342 Battery Positive Voltage
C PK 3 Ignition 1 Voltage
D YE 5 Crank Voltage
E WH 1390 Off/Run/Crank Voltage
F RD 142 Battery Positive Voltage
G OG 300 Ignition 3 Voltage