They are safe and he does not know where they are. The car still has to be sorted out with the insurance company since the police insist it is not stolen - SIGH! Now that he has damaged it and refuses to give it back, the insurance company and bank will have something to say. None of it has to involve Tami and Diane directly.
A car is a small price to pay for safety. It doesn't matter that it is not fair or downright illegal for him to get away with his BS. And we all know that in the great scheme of things he is probably already paying dearly for his crimes.