Electronic Brake Control Module (EBCM) Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15326390 30-Way F GT 150 280 Series Sealed 4.0 5.8 (BK)
Pin	Wire Color	Circuit No.	Function
1	-	-	Not Used
2	BN	882	Right Rear Wheel Speed Sensor Signal
3	WH	883	Right Rear Wheel Speed Sensor Low Reference
4	D-GN	872	Right Front Wheel Speed Sensor Signal
5	TN	833	Right Front Wheel Speed Sensor Low Reference
6	WH	17	Stop Lamp Switch Signal
7	-	-	Not Used
8	PK	1039	Ignition 1 Voltage
9	TN/BK	464	Delivered Torque Signal (NW9 or M76)
10	-	-	Not Used
11	WH	121	Engine Speed Signal (NW9 or M76)
12	BK/WH	251	Ground
13	RD	1442	Battery Positive Voltage
14	OG	1740	Battery Positive Voltage
15	BK/WH	251	Ground
16-19	-	-	Not Used
20	L-BU	830	Left Front Wheel Speed Sensor Signal
21	YE	873	Left Front Wheel Speed Sensor Low Reference
22	BK	884	Left Rear Wheel Speed Sensor Signal
23	RD	885	Left Rear Wheel Speed Sensor Low Reference
24	-	-	Not Used
25	L-BU	1122	ABS/TCS Class 2 Serial Data
26	-	-	Not Used
27	OG/BK	463	Requested Torque Signal
28-30	-	-	Not Used