FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Car repair manuals for everyone.
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Chevrolet
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2001
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Corvette V8-5.7L VIN G
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Description and Operation
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Powertrain Control Module (PCM)
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PCM Function
PCM Function
The
PCM
supplies a buffered voltage to various sensors and switches. The PCM controls most components with solid state switches which complete a ground circuit when turned ON.