2005 Chevy Trailblazer engine stumbls set no codes

2005 CHEVROLET TRAILBLAZER
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TRAVIS1998
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Engine Performance problem
2005 Chevy Trailblazer 6 cyl Four Wheel Drive Automatic 80k miles
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or freezframe data has new plugs,no warter getting on top of engine,and has no mifire data,have cleaned trotal body.usded dry gas and fuel injection cleaner.evey time i get the truck it never dose it but my friend say it happes to him almost every time he stops and only when its hot
Mar 25, 2008 at 7:24 PM
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MASTERTECHTIM
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try cleaning the mass air flow sensor. most driveability problems that dont set a code are from the mass air flow sensor.
Mar 25, 2008 at 7:26 PM