Operation CHARM
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Chevy Truck
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1988
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C 2500 Truck 2WD V8-305 5.0L
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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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Testing and Inspection
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Scan Tool Testing and Procedures
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Batt - AD Bat
Batt - AD Bat
Display reads battery voltage at ECM ignition feed.