There's never a good time to have a flat tire, but the key is to be prepared.

Find out how you can avoid being stranded by a flat this week in DIY Garage: How To Change a Flat Tire.

AOL Autos has teamed up with AutoZone to bring you a series of DIY car maintenance tips and tricks, straight from our garage to yours.

The DIY Garage video series covers common questions like how to change your own oil, or what the source of that pesky puddle on your garage floor might be. Host and AOL Autos Editor-at-Large Rex Roy will explain everything in plain English and is sure to have some fun along the way. Look for a new video every week @

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