Blower Motor Resistor Assembly Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12129566 4-Way F Metri-Pack 280 Series Sealed (GY)
Pin	Wire Color	Circuit No.	Function
A	PU	65	Medium 1 Blower Motor Supply Voltage
B	L-BU	72	Medium 2 Blower Motor Supply Voltage
C	YE	268	Blower Motor Supply Voltage
D	PK	908	Low Blower Motor Supply Voltage