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Partially clogged or engine misfire.
There are a couple of reasons why a 1996 Cadillac Seville SLS may overheat. The coolant may be low or the thermostat needs to be replaced.
There can be a few reasons for a catalytic converter to go bad. One of the causes could be clogs. Other reasons include plugs not working right, and bad exhaust valves.
Heat shield on catalytic converter? Octane rating of fuel not high enough Timing too far advanced Catalytic converter itself
A catalytic converter should NEVER go bad unless something causes it such as a RICH or a LEAN condition. What is a "RICH OR A LEAN CONDITION"?
Gets clogged
You either removed the catalytic converter or you are running too rich.
Yes, a catalytic converter can cause a vehicle to vibrate and stall. It will do this when it gets plugged because it causes the fuel mix to be disturbed.
catalytic converter, oxygen sensor, exhaust leak
Sometimes the heat shields around the outside of the converter break loose or rust out and causes a rattle noise.
I had this problem and tweaked the throttle and replaced the catalytic converter - fixed.
no it causes alot of problems