C 2500 Suburban 2WD V8-454 7.4L VIN J SFI (1998)
Hydraulic Control Assembly - Antilock Brakes: Service and Repair
Brake Pressure Modulator Valve Replacement
REMOVAL PROCEDURE
1. Disconnect the electrical connector from the combination valve.
2. Remove the front and rear brake pipes (from master cylinder) from the combination valve.
3. Remove the right front, left front and rear brake pipes from the tube adapters.
4. Remove the four 10mm bolts that fasten the ECU bracket (7) to the vehicle mounting bracket.
5. Lift the ECU partially out or the engine compartment.
6. Disconnect the four electrical connectors from Electronic Brake Control Module (EBCM) (2).
7. Fully remove the ECU from the vehicle.
8. Remove the three alien bolts (11) from the combination valve (12).
