My Mark VIII runs really rough and chemical smell when the temp is hot outside. on 1997 Lincoln Mark VIII

When this occurs, there is loss of power like plugs are fouled out and sputters when I press on the gas.

by in Sahuarita, AZ on July 05, 2014
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1 answer
ANSWER by , July 05, 2014
Have converter checked. Can be verified with scanner that reads 'live data'. That would also help find the cause , if not the converter.