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Chevy Truck
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1985
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C 20 P/U 2WD V8-454 7.4L
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Repair and Diagnosis
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Powertrain Management
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Emission Control Systems
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Exhaust Gas Recirculation
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Diagrams
Exhaust Gas Recirculation: Diagrams
EGR, TRC, Spark, EFE & AIR:
