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GMC
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2021
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Terrain Denali, FWD
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Repair and Diagnosis
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Brakes
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Mechanical - Hydraulic
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Hydraulic Brakes
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Diagnostic Information and Procedures
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DTC P0556, P0557, or P0558
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Diagnostic Fault Information
Diagnostic Fault Information
Circuit
Short to Ground
Open/High Resistance
Short to Voltage
Signal Performance
5V Reference
P0557
P0557
-
P0556
Sensor Signal
P0557
P0557
P0558
P0556
Low Reference
-
P0558
-
P0556