GMC Workshop Service and Repair Manuals > Yukon 4WD V8-5.3L (2008) > Brakes and Traction Control | Antilock Brakes / Traction Control Systems | Hydraulic Control Assembly - Antilock Brakes | Component Information | Service and Repair | Brake Pressure Modulator Valve Replacement (Without JL4)

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14. Disconnect the RH supply brake pipe fitting (1).

Cap the brake pipe fitting and plug the BPMV inlet port to prevent brake fluid loss and contamination.

15. Disconnect the LH supply brake pipe fitting (1).

Cap the brake pipe fitting and plug the BPMV inlet port to prevent brake fluid loss and contamination.

GMC Workshop Service and Repair Manuals