You try to turn on your car, and it just won’t start. Maybe the dashboard doesn’t even light up. A likely cause: The 12-volt battery is dead. All cars lose a little battery power when parked. If you ...

Most of us enjoy a clean car. Sparkling paintwork looks great, and jumping into a freshly cleaned and vacuumed cabin just feels so much better than clambering in amidst a pile of rubbish, old coffee ...