How-to Videos for installs and repairs on Cadillac CTS Cars

1A Auto compares dirty and clean transmission fluid.

How to crimp a terminal onto the end of a wire. This video is general knowledge and isn't limited to a specific vehicle.

Check out this 1A Auto product demo, featuring 1/2 inch torque wrench seen in many of our tutorial videos. Get yours here on 1AAuto.com!

This video shows you why you should rotate your tires on a regular basis.

Learn how to drain and refill the coolant properly. Follow along with our experts and learn to DIY

Learn how to spot a tire's leak, remove a foreign object from the tire, and patch the tire if possible with the steps in this how-to video

1A Auto reveals some tips to keep bolts in your sockets and how to prevent them from falling out

Brighten up your truck by installing this universal LED light bar! Watch this video to see how, then buy the light at 1AAuto.com!

If your heated seats don't work due to a split wire, this video will show how to crimp the ends and replace it with a connector to help you fix it yourself

How easy it is to check the tire pressure and add air if necessary. The look of the wheels and tires may vary depending on your vehicle but the basic procedure is the same.