Take the carpet out, you've got oil underneath. Kitty litter will soak up and dry the metal surfaces, then shop vac. For the carpet, I wanna say do the same, kitty litter until the carpet is dry, shop vac, then with some high traffic carpet soap, suds and brush, hose out, repeat, and shop vac dry. The carpet should hold its shape. As for the carpet pad, those are likely done for...