auto broker loans on vechile

Good day I took out a loan with Auto Broker in 2016 or 2017 ,a loan of R10000 and my payments per months was suppose be R2000 per month .I encounter financial difficulties so I couldn't pay the monthly interest. My vehicle got repossessed in and Auto broker sold my vehicle .I don't know how much they sold my vehicle for .I'm sure they sold my vehicle for more then I owed them but I never received a cent from them after they sold my vehicle. Any advise please ,was I liable to get anything back after they sold the vehicle .Any advise will be gladly appreciated …thanks