I’d bet most people on the road today can’t change a tire, and even fewer can repair a flat. That’s too bad because both jobs are easy and tire repair kits are very affordable (most of our picks cost ...

If you can't locate the key when you have a flat tire (or another driver in the family isn't aware of it), it won't be ...

but you can pump up a flat tire for a quick ride to the repair shop if needed. But with so many different portable tire inflators on the market today, it can be difficult to choose which one to buy.