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1990C4S 1990C4S is offline
Join Date: Sep 2009
Location: North of You
Posts: 7,014
Originally Posted by cabmando View Post
I think it's not sensing a misfire and raw fuel is being dumped into the cat causing the cat to overheat and melt down. The tech said when he pulled the O2 sensor and started the car it blew chunks of the cat out the O2 sensor port.
I'm leaning this way too.

Originally Posted by fastfredracing View Post
Call me dumb, but I still fail to see how a plugged cat, could cause a spun bearing ? I would think you would have all sorts of driveability issues , low power, and knocking long before bearing damage would result .
But, Hyundai.....
Agree. I can see lots of related issues, but not a spun bearing.
"A machine you build yourself is a vote for a different way of life. There are things you have to earn with your hands."
Old 09-03-2020, 07:41 AM
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