Operation CHARM
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GMC Truck
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1987
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R 2500 P/U 2WD V8-350 5.7L
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Repair and Diagnosis
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Powertrain Management
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Ignition System
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Sensors and Switches - Ignition System
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Knock Sensor
Knock Sensor
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Description and Operation
Electronic Spark Control (ESC)
Knock Sensor (KS)
Testing and Inspection
Locations
