Mike's Workshop Manuals
: Service manuals for every vehicle
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Pontiac
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2007
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Grand Prix Base
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Repair and Diagnosis
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Brakes
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Anti-Lock Brake System, Traction Control System & Stability Control System
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Diagnostic Information and Procedures
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DTC C0870
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Circuit Description
Circuit Description
The brake pressure sensor reference voltage is monitored for an over or under voltage condition.