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Home >> Cadillac >> 2011 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1328 (Antilock Brake System - Non-Hybrid Greater Than/Equal To 3900 Kg (8600 Lb) GVW) >> Diagnostic Information and Procedures >> DTC C0131 (With JL4) >> Circuit/System Testing (With JL4)

Circuit/System Testing (With JL4)

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Apply and release brake pedal. Verify brake lamps operate properly.
  2. Replace the brake pressure modulator valve (BPMV) assembly.
    • If the DTC resets, replace the EBCM.
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