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Originally Posted by rdancd816
Is the failure of the A/O separator a progressive condition? I know the occasional smoke on start-up is normal but I am seeing the frequency of the smoke emissions increase, both in frequency and intensity. I have just short of 23,000 miles on this '97 and want to be prepared for a solution if needed.
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The standard progression is:
I. Some smoke
II. More smoke
III. CEL
IV. 1974 Buick impersonation
In many cases, the AOS can simply fail and go straight to Stage IV.
I am in currently in stage III and have a new AOS on the way.