Ignition Switch Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		19900853490 7-Way F Kostal (BK)
Pin	Wire Color	Circuit No.	Function
A	BN	4	Accessory Voltage
B	OG	1040	Battery Positive Voltage
C	PK	3	Ignition 1 Voltage
D	YE	5	Crank Voltage
E	D-GN	500	Ignition 0 Voltage
F	OG	2340	Battery Positive Voltage
G	OG	300	Ignition 3 Voltage