gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Hydraulic Control Assembly - Antilock Brakes|Specifications|Page 7113 > < Hydraulic Control Assembly - Antilock Brakes|Specifications
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Hydraulic Control Assembly - Antilock Brakes: Service and Repair

Brake Pressure Modulator Valve (BPMV) Replacement

Removal Procedure

1. Raise and suitably support the vehicle. Refer to Vehicle Lifting.

2. Remove the EHCU(1) shield bolts and shield.
3. Disconnect the electrical connectors from EBCM.
4. Disconnect the electrical connector from the combination valve.
5. Remove the front and rear brake pipes (from master cylinder) from the combination valve.
6. Remove the right front, left front and rear brake pipes from the tube adapters.

7. Remove the bolts that fasten the EHCU bracket to the frame.

8. Remove the EHCU from the frame.
9. Remove the bolts retaining the BPMV form the bracket.

Hydraulic Control Assembly - Antilock Brakes|Specifications|Page 7113 > < Hydraulic Control Assembly - Antilock Brakes|Specifications