Good luck and I hope you find someone soon. There have been a few topics on cars… here are links to a few … have a read through, but if you don’t find your specific answer please do start a new topic… I’m absolutely sure the community will have some answers for you.
https://forum.trustedhousesitters.com/t/would-you-let-your-car-to-a-sitter/194?u=vanessa-admin
Take care!