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Home >> GMC >> 2018 >> Terrain SL >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System >> Description And Operation >> ABS Description And Operation >> Dynamic Rear Proportioning
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Dynamic Rear Proportioning

The dynamic rear proportioning is a control system that replaces the mechanical proportioning valve. Under certain driving conditions the electronic brake control module will reduce the rear wheel brake pressure by commanding the appropriate solenoid valves ON and OFF.