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2005
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Chevy Express H1500, Van Passenger
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Repair and Diagnosis
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External Pages
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Different variant/trim
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Section 8 (Engine Control System - 4.3L (DTC P0171 To DTC P0507))
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Diagnosis
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DTC P0446
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Conditions for Setting the DTC
Conditions for Setting the DTC
WARNING:
This page is about a different variant/trim than selected.
The fuel tank pressure sensor is less than -12 inches H2O.
The condition is present for as long as 5 seconds.