My 2012 tahoe has idling problems. Engine will rev up like im giving it gas and wont go over 20 or 30 mph. Reckon whats wrong?

What is your question?

I can't get vehicle to get over 30 mph.

What makes this problem better or worse?

It does it anytime I go to dribe it.

How long has your 2012 Chevrolet Tahoe had this problem?

A few days