GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1998 🢒 Chevy P12 Chassis 🢒 HVAC 🢒 HVAC Systems - Manual 🢒 Antilock Brake System Component Views
Figure 1:

ABS Module
Object Number: 258721 Size: LF
(1)Electronic Brake Control Module (EBCM)
(2)EBCM Connector C1
(3)To the RH Wheel Speed Sensor
(4)G101
(5)Brake Pressure Differential Switch
(6)Brake Pressure Modulator Valve
(7)EBCM Connector C2
(8)EBCM Connector C3
Figure 2:

Wheel Speed Sensor (typical)
Object Number: 317447 Size: MF
(1)Front Axle
(2)Wheel Speed Sensor
(3)Brake Caliper