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Chevy Truck
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2001
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Express 1 Ton Van V8-8.1L VIN G
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Repair and Diagnosis
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Powertrain Management
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Emission Control Systems
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Evaporative Emissions System
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Description and Operation
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Evaporative (EVAP) Emissions System Diagnostic Tests
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General Information
General Information
The control module performs diagnostic tests in order to monitor the performance of the Evaporative Emissions
(
EVAP
)
System. These test are as follows: