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emissions test results (any tea leaf readers?) 200 1988

Second test failed for high NOX. Before first test, complete tune up including valve adjustment and oil change. Failed. Then, pulled intake, replaced gasket, cleaned and replace oil separator box (it was missing the rubber o ring!) re-cleaned throttle body and replaced gasket, replaced a suspicious vacuum line (the large bellows to the throttle body was replace before first test). The car ran much better after these changes, (all the numbers improved)but still failed. I ordered a new oxygen sensor, but at this point I am just guessing. Can anyone glean some insight from this printout?
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New emissions test results (any tea leaf readers?) [200][1988]
posted by  flood subscriber  on Wed Mar 25 08:53 CST 2009 >


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