Check your fluid level, the input shaft will get noisy and fail when the transmission is allowed to get low on gear lube.
Check the fluid level in the trans, the whining is probably the input shaft gear mangling itself.
My jeep wrangler keeps loking in gears
Jeep Wrangler only,
80w90
3.07 or 3.73 to 1
If a 2000 Jeep Wrangler suddenly loses power in 5th gear, it might be a problem with the speed sensor on the transmission. This sensor regulates when the Jeep will shift or should shift.
75w90 or 80w90
Could be 3.07, 3.55, or 3.73
75w90 or 80w90
your shift lever bushings are bad, easy fix.
The 4 cylinder models have a gear ratio of 4.10:1
75w90 gear oil75w90 gear oil