Yes it can
As long as the vehicle is kept in good running order the catalytic converter should last the life of the vehicle.
YesYes
They are built to last the life of the vehicle if the vehicle/engine is maintained properly. What destroys a catalytic converter is an engine that is not running right and is ignored.
most likely your catalytic converter
not really, as long as it is at the right temperature, it will not be affected
Yes if it is totally clogged.
Some symptoms of a bad catalytic converter on a 1994 Lumina are engine stalling, engine backfiring, no start of engine, and poor power pick up. If the catalytic converter has rust holes, the vehicle will also be very loud when running.
It might be your catalytic converter.
You either removed the catalytic converter or you are running too rich.
Yes, if it is clogged very badly.
check the catalytic converter. if the engine isisnt running hotter than normal it is most likely plugged exhaust somewhere likely in the catalytic converter
If it is glowing red it is partially clogged or the engine is running rich.