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Re: 2003 OLDS ALERO 2.2L HIGH NOX
Posted to Emissions Forum on 9/12/2009 3 Replies

ACTUALLY, he did nail quite a few classics, but missed some of my faves...

"run it in low gear, many of the older cars, the engineers didnt know how to design them to control NOx, so they always were borderline and when they get older, they need to be run in... Login to read more.

3 Replies Received (View Replies)