Operation CHARM
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GMC Truck
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1983
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C 1500 1/2 Ton Pickup 2WD V8-305 5.0L VIN H 4-bbl
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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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Sensors and Switches - Computers and Control Systems
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Knock Sensor
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Locations
Knock Sensor: Locations
Fig. 46 Typical Electronic Spark System (ESC):
Fig. 47 Typical ESC Controller: