asian pear weevil
How do I control black weevils on asian pear trees
Hennepin County Minnesota
From what I've read, weevils aren't a serious threat to pear trees. Many insects come and go throughout the growing season and their long term effect on the tree is minimal. Even the short term effect on the fruit may not be large.
Here is a discussion of weevils on fruit trees in Washington. Note that there are no recommended controls: