ABS Connectors

WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Electronic Brake Control Module (EBCM) C1

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12052613 2-Way F Metri-Pack 480 Series Sealed (BK)
Pin	Wire Color	Circuit No.	Function
A	BK	2150	Ground
B	RD	442	Battery Positive Voltage

Electronic Brake Control Module (EBCM) C2 (8600 GVW or Less w/Rear Disc Brakes)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12193519 16-Way F Micro-Pack 100W (NA)
Pin	Wire Color	Circuit No.	Function
A1	BN	441	Ignition 3 Voltage
A2	YE	873	Left Front Wheel Speed Sensor Low Reference
A3	D-GN	872	Right Front Wheel Speed Sensor Signal
A4	TN/BK	464	Delivered Torque Signal (NW7)
A5-A7	-	-	Not Used
A8	BK/WH	1695	Axle Switch Signal (w/o NW7)
A8	BK/WH	1695	Traction Control Switch Signal (w/ NW7)
B1	YE/BK	1827	Vehicle Speed Signal
B2	L-BU	830	Left Front Wheel Speed Sensor Signal
B3	TN	833	Right Front Wheel Speed Sensor Low Reference
B4	OG/BK	463	Requested Torque Signal (NW7)
B5	PU	420	TCC Brake Switch/Cruise Control Release Signal
B6	L-BU	1122	Class 2 Serial Data
B7	-	-	Not Used
B8	PU	333	Brake Fluid Level Sensor Signal

Electronic Brake Control Module (EBCM) C2 (Greater Than 8600 GVW or Rear Drum Brakes)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15339077 20-Way F Micro-Pack 100W (BK)
Pin	Wire Color	Circuit No.	Function
A1	YE	873	Left Front Wheel Speed Sensor Low Reference
A2	D-GN	872	Right Front Wheel Speed Sensor Signal
A3	PU	420	TCC Brake Switch/Cruise Control Release Signal
A4-A6	-	-	Not Used
A7	TN/BK	464	Delivered Torque Signal (NW7)
A8	BK/WH	1695	Axle Switch Signal (w/o NW7)
A9	L-BU	1122	Class 2 Serial Data
A10	PU	333	Brake Fluid Level Sensor Signal
B1	L-BU	830	Left Front Wheel Speed Sensor Signal
B2	TN	833	Right Front Wheel Speed Sensor Low Reference
B3	YE/BK	1827	Vehicle Speed Signal
B4	BN/WH	1571	Traction Control Switch Signal (NW7)
B5-B6	-	-	Not Used
B7	OG/BK	463	Requested Torque Signal (NW7)
B8-B9	-	-	Not Used
B10	BN	441	Ignition 3 Voltage

Traction Control Switch (NW7)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12186758 8-Way F Metri-Pack 150 Series (GY)
Pin	Wire Color	Circuit No.	Function
A	BK/WH	1851	Ground
B-E	-	-	Not Used
F	BN/WH	230	Instrument Panel Lamps Dimming Control
G	BN/WH	1571	Traction Control Switch Signal
H	BN	441	Ignition 3 Voltage

Wheel Speed Sensor (WSS) LF

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12052641 2-Way F Metri-Pack 150 Series (BK)
Pin	Wire Color	Circuit No.	Function
A	L-BU	830	Left Front Wheel Speed Sensor Signal
B	YE	873	Left Front Wheel Speed Sensor Low Reference

Wheel Speed Sensor (WSS) RF

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12052641 2-Way F Metri-Pack 150 Series (BK)
Pin	Wire Color	Circuit No.	Function
A	D-GN	872	Right Front Wheel Speed Sensor Signal
B	TN	833	Right Front Wheel Speed Sensor Low Reference