8 Hidden Car Secrets You Don’t Know About (but should!) 👀 — Ever wish your car did more than just get you from A to B? Here are 8 little-known tricks and features that can save you time, money, and stress: 1) The “spare” hidden in plain sight — many cars have a tiny slot or clip in the trunk lining that hides a removable key for manual unlocking if the fob dies; 2) Hold the lock button to close windows — on many models you can press-and-hold the key fob lock (or press the remote twice) to roll