Mechanics

ENGINE S RUNNING ROUGH, AND YOU CAN HEAR A FUEL KNOCK COMIMG FROM ENGINE, ALSO SAW CATALYTIC COVERTER TURNING RED.

2004 Mercury Sable • 212,000 miles

WHILE coming off interstate slowing down heard noise from engne felt no power and engne runnng rough and knocking noise.
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Blairg41
September 22, 2012.




Engine is missing which is why the converter is glowing.

The noise may be another issue. It could be a valve related issue like a rocker arm. You need to have this checked.

Roy

ASEMaster6371
Sep 22, 2012.


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