If a lender commits a fraud the proper way to hold them accountable is a jail cell and a hefty penalty paid to their victims.
You try getting a prosecutor interested in a case where someone is being ripped off by a debt collector to the tune of tens of thousands of dollars. They'll be the first ones to tell you that it costs more to prosecute the case than they'd ever recover from the perpetrator.
That's why something like a CFPB complaint is often so effective. The CFPB functions like a national repository that allows one office to deal with @ssholes cumulatively without the time and expense of a criminal trial.