Answers are places in the UK either the clue or the place name (or both) include a reference to cars.
1 Nothing in damaged Opel
2 Put silver back in Maestro somehow, take nothing out.
3 Light Blues.
4 Dreaming spires.
5 Tenth Alfa Romeo not at home
6 Volvo pliers, no start or end
7 Vehicle right at crossing.
No numbers given.