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GMC Truck
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1999
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S15/T15 Sonoma P/U 2WD V6-4.3L VIN X
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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 System Service Port
Evaporative System Service Port
The
Evaporative System Service Port
is located in the evaporative hose located between the purge solenoid and the canister. The service port is identified by a green colored cap.