You failed to mention whether you were actually arrested or cited.....

If he’s on parole, yes sounds legal.

How do i get a suspension off my driving record?

You’ll have to contact the court where the ticket was issued. Start there

If you cannot go to court, you can hire an attorney to appear for you and clear the warrant.

How long will he do in state prison?

Sounds like he will be in there till at least 08/2021.

How long do you stay in jail for 3 misdemeanor traffic warrants?

Depends on what the warrants are for. Once he sees a judge, they’ll let him know.

Is it a statue of limitations on a felony plea bargain?

The statute of limitations deals with the filing of the complaint and is inaplicable to your situation. The warrant will never go away, you’ll...

What can I do ?

Sounds like he needs to hire an attorney to advise him.

Will I get arrested on a 4 yr old bench warrant from another county while trying a different case in a different county ?

Yes you Could and would be arrested if they found. Yes it’s better to handle that warrant first. Yes an attorney can appear for you. Ever attorney...

I was wondering if I smoked weed on probation will I get arrested ?

It depends on the terms of your probation, but Normally smoking will be problem.