Q.Cherry Tree Problem
I have a very established cherry tree that I’m worried is dying. The leaves are all shiveled up like they have been burnt.

Certified GKH Gardening Expert
Unfortunately, your photo did not come through. There are many fungi, bacteria, and viruses that can affect cherries, and it can be very difficult to diagnose with description alone.
While some diseases are curable, some are not. Here are some articles that will help:
https://www.gardeningknowhow.com/edible/fruits/cherry/cherry-tree-diseases.htm
https://www.gardeningknowhow.com/edible/fruits/cherry/witches-broom-of-cherry-trees.htm
https://www.gardeningknowhow.com/edible/fruits/cherry/treating-cherry-leaf-spot.htm