FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Chevy Truck
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2003
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Express 1/2 Ton Van AWD V8-5.3L VIN T
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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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Evaporative System Service Port
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Description and Operation
Evaporative System Service Port: Description and Operation
The
EVAP
service port is located in the EVAP purge pipe between the EVAP purge solenoid and the EVAP canister. The service port is identified by a green colored cap.