Originally Posted by IamMadMan
It looks like you and Q*bert have the same identical issues...
He replaced with new probes and still had the same result..
Maybe something you have to live with but, for whatever it's worth, at least you aren't alone with this issue. Maybe going back to my first post the issue with components and manufacturing may still be your only answer.
Let us know how the clothes pin experiment works out...
I took the clip off the guru probe and stuck each probe through a clothes pin and they were within five degrees the whole cook.