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ineed help ! P0455

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Old March 31st, 2015, 2:00 AM
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Default ineed help ! P0455

Helo there every body !
i have a Chevy trailblazer 2006 LT, my problem is the check engine caused by P0455 , gas cap not tight triggers check engine ! IF any one has successfully repaired the issue , please show the way ,, Thank you all ,, thanks also to the administrators,,,hope to hear great tips soon ,, take care
Old March 31st, 2015, 3:47 AM
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uppppp
Old March 31st, 2015, 7:48 AM
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the evap system must seal itself to perform leak check diagnosis. if the evap vent solenoid does not close, a large leak dtc will set. check for power to the evap vent solenoid. it should have power with the key on. provide a grd for the vent solenoid. it should click when it opens and closes. if it doesn't, the solenoid is bad.
Old April 1st, 2015, 12:27 AM
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Originally Posted by tech2
the evap system must seal itself to perform leak check diagnosis. if the evap vent solenoid does not close, a large leak dtc will set. check for power to the evap vent solenoid. it should have power with the key on. provide a grd for the vent solenoid. it should click when it opens and closes. if it doesn't, the solenoid is bad.
Thanx a milliom tech 2! this is very helpful hint ,,, any one else owns a trailblazer 2006 had this problem gas cap not tight P0455 which triggers check engine and has successfully repaired the issue , it seems like this issue is common with this model... loots of cheers again to all of you
Old April 5th, 2015, 9:10 PM
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Upppppppppp
Thanx
Old April 9th, 2015, 1:03 PM
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Originally Posted by myn2015
Thanx a milliom tech 2! this is very helpful hint ,,, any one else owns a trailblazer 2006 had this problem gas cap not tight P0455 which triggers check engine and has successfully repaired the issue , it seems like this issue is common with this model... loots of cheers again to all of you

Upppppp ,,, please help
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