Windshield Wiper/Washer Switch Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12059800 5-Way F Metri-Pack 150 Series (BK)
Pin	Wire Color	Circuit No.	Function
A	-	-	Not Used
B	OG	228	Windshield Washer Pump Control
C	GY	91	Windshield Wiper Motor Relay Coil Supply Voltage
D	YE	143	Accessory Voltage
E	GY	112	Windshield Wiper Switch Signal 1