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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1941 (Hydraulic Brake System) >> Diagnostic Information and Procedures >> DTC P0556, P0557, or P0558 >> Conditions for Setting the DTC >> P0557

Conditions for Setting the DTC: P0557

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

The ECM detects a short to ground or open in either the sensor signal circuit or the brake booster vacuum sensor.

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