Okay, based on the info, it sounds like you could have something as simple as a vacuum leak, or in fact, the catalytic converter could be plugged.
Start by checking for vacuum leaks. Here is a link that explains what to look for, how to test, and how to repair:
I do have one other question. After you experience the hesitation, does the vehicle seem to have normal power to accelerate? Have you ever noticed any rattling from under the vehicle or in the engine compartment?
Let me know.
Saturday, February 19th, 2022 AT 11:52 AM