my 2010 mariners wrench light came on today and is not running right,what could be wrong?

What is your question?

First my AC is blowing worm and cold mostly worm, today the wrench light came on, and I had stopped at a store earlier in the day and thought i could smell something, I don't know if the air problem is related to the wrench, what could all this be? HELP

What makes this problem better or worse?

when driving

How long has your 2010 Mercury Mariner had this problem?

the ac a few weeks the wrench earlier today