REFUSE TO REFUND MY MONEY

I AM SO ANGRY WITH THE SERVICE THAT I GOT TO THEM, THEY REFUSE TO REFUND MY SECURITY AMOUNT . I TOOK THE CAR WITH THEM ON THE 24 AUGUST 2025,I RETURNED BACK ON THE 3 RD SEPTEMBER , THEY TOOK MY R3500 FOR SECURITY , NOW WHEN I RETURN THEIR CAR THEY TOLD ME THAT I AM NOT GOING TO GET MY MONEY BECOUSE THEY REFUNDED ON THE 27 AUGUST 2025, I ASK THEM HOW ? BECOUSE THE CAR WAS STILL WITH ME AND THE AGREEMENT WAS WHEN I RETURN THEIR CAR I WILL GET MY MONEY , AND ON MY BANK ACCOUNT THERE IS NO MONEY , I AM SO ANGRY WHERE I AM ,. WHAT STRANGE THE CONSULTANT ARE. SAYING DIFFERENT STORIES , ITS SEEMS THAT THEY DON'T WANT TO REFUND MY MONEY . SIYANDA IN EAST LONDON BRANCH I HOPE YOU WILL ENJOY MY MONEY