GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2000 🢒 Sonoma Pickup - 4WD 🢒 Body and Accessories 🢒 Body Control System 🢒 Antilock Brake System Component Views
Figure 1:

Brake Control Module Locator View
Object Number: 609038 Size: LF
(1)Electronic Brake Control Module (EBCM) (310)
(2)Electronic Brake Control Module (EBCM) (310) Connector C1
(3)Electronic Brake Control Module (EBCM) (310) Connector C3
(4)Brake Pressure Modulator Valve
(5)Brake Pressure Differential Switch
(6)Combination Valve
(7)Electronic Brake Control Module (EBCM) (310) Connector C2
Figure 2:

Electronic Brake Control Module (EBCM)
Object Number: 591461 Size: LF
(1)Brake Fluid Level Switch Connector
(2)Electronic Brake Control Module (EBCM)
(3)C114
(4)Pump Motor
(5)Body Harness
(6)LF Fender
(7)C114
(8)C109
(9)Brake Master Cylinder
(10)Electronic Brake Control Module (EBCM) Connector C2
(11)Electronic Brake Control Module (EBCM) Connector C1
Figure 3:

Forward Wiring Sensor Locator Views
Object Number: 259030 Size: LF
(1)Wheel Speed Sensor, LH
(2)Ground G106
(3)Ground G118
(4)Wheel Speed Sensor, RH
Figure 4:

LH Front Fender Area Locator View
Object Number: 203298 Size: LF
(1)Electronic Brake Control Module (EBCM) (310) Connector C1
(2)Electronic Brake Control Module (EBCM) (310) Connector C3
(3)Connector C109 (Body Harness to 4WAL Harness)
(4)Connector C106 (Utility Body Harness to Forward Lamps Harness)
(5)Rear Windshield Washer Pump (Utility)
(6)Ground G110
(7)Windshield Washer Pump, Front
(8)Underhood Fuse Block Connector C1
(9)Connector C114 (Body Harness to 4WD Indicator Switch, w/ Electric Shift 4WD)
(10)Brake Pressure Differential Switch
(11)Connector C108 (Body Harness to 4WD Extension Harness)