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Chevy Truck
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2000
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Express 1/2 Ton Van V8-305 5.0L VIN M SFI
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Repair and Diagnosis
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Powertrain Management
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Tune-up and Engine Performance Checks
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Air/Fuel Mixture
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Adjustments
Air/Fuel Mixture: Adjustments
The Air/Fuel ratio is controlled by the PCM and is not adjustable.