Originally Posted by Surfer01
We have the same problem with our 2005 GC which has 65,000 miles on the clock. It only happens if the Jeep has been standing still for awhile and then you turn the wheel. No issue once it is in a straight line and done 2 - 3 miles. On hard lock it sounds almost like a grinding noise and you get a vibration through the steering wheel.
That may be the front diff bushing instead of the tranny. Apparently, they're separate woes. Check out this thread: Differential pinion mount/bushing replacement
You can do some searches too. There's a load of threads on this here & around the web.