No, have the converter replaced.
Yes it is. It can damage the engine.
Yes, you can do serious damage to the engine if the converter is clogged.
Yes it does.
no it will run rough and stall out
it could be a bad tork converter
The bext/cheapest way I know of is to drive your car onto a fairly steep incline and see if the transmission can hold the car in place. For example, drive up a hill, come to a stop, and let off the brake. the stall converter should have enough grab to at least stop the car from rolling backwards. If you roll down the hill backwards as if it was in neutral your converter is bad.
we had a 2004 ford an the torque converter was bad and what it did was not shift down in geers it would go strait from drive down to first so we repleace the converter and now it works find.4.24.11For further explanation and more symptoms of how to tell if a torque converter is bad follow this link on Ehow.com: http://www.ehow.com/how_5197449_tell-torque-converter-bad.html
bad torque converter in trans
Safe, yes, smart, no. Damage can occur to the Catalytic Converter.
No. A catalytic converter wont. If its a rear wheel drive, check your drive shaft. Front Wheel drive, CV Joints. Other than that worn steering. Exhaust wont cause this issue.
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"?
No it should not