Electronic Brake Control Module (EBCM) Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15336549 33-Way F Micro-Pack 100W Series & 4-Way F GT 280 Series (BLK)
Pin	Wire Color	Circuit No.	Function
A1-A2	-	-	Not Used
A3	BLK	884	Left Rear Wheel Speed Sensor Signal
A4	RED	885	Left Rear Wheel Speed Sensor Low Reference
A5	WHT	883	Right Rear Wheel Speed Sensor Low Reference
A6	BRN	882	Right Rear Wheel Speed Sensor Signal
A7	TAN	833	Right Front Wheel Speed Sensor Low Reference
A8	DK GRN	872	Right Front Wheel Speed Sensor Signal
A9	YEL	873	Left Front Wheel Speed Sensor Low Reference
A10	LT BLU	830	Left Front Wheel Speed Sensor Signal
A11	PNK	1339	Ignition 1 Voltage
B1-B6	-	-	Not Used
B7	LT BLU	1122	ABS/TCS Class 2 Serial Data
B8-B11	-	-	Not Used
C1-C6	-	-	Not Used
C7	WHT	17	Stop Lamp Switch Signal
C8-C10	-	-	Not Used
C11	-	-	Vent Hose
A	RED	1442	Battery Positive Voltage
B	RED	1442	Battery Positive Voltage
C	BLK	251	Ground
D	BLK	251	Ground