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P0446 Diagnostic Trouble Code Discussion for August 2012

EVAP Vent System Performance

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Trouble Ticket Help Requests for DTC P0446
Help Request Posted
2003 Chevrolet Silverado 1500 5.3L Misfire, lacks power VIN: 2GCEK19T73
P0446: EVAP Vent System Performance. Hello to all and thanks for any help in advanced. This truck was towed into us for what the customer thought was a transmission issue.customer stated he was driving down the interstate running around 70mph when the truck started to loose power and got to a poi...
August 10, 2012