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Chevy Truck
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2002
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Express 3/4 Ton Van V8-6.5L DSL Turbo VIN F
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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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Relays and Modules - Computers and Control Systems
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Engine Control Module
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Description and Operation
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Reading Diagnostic Trouble Codes
Reading Diagnostic Trouble Codes
Use a diagnostic scan tool to read the diagnostic trouble codes. Failure to follow the appropriate steps when reading DTCs could result in unnecessary repairs.