How-to Videos for installs and repairs on GMC Yukon XL Cars

Watch this video to learn how to diagnose your water pump. The experts at 1A Auto show you how to check a pump that's leaky or broken.

This air powered rotary cutting tool is great for repairs and projects. Get yours today here at 1AAuto.com!

Watch this video to learn how to remove a brake bleeder screw that’s stuck or rusted on. The experts at 1A Auto will show you how to loosen a stuck screw and bleed your brakes.

Your brake light just came on, now what? Here are a few things you can check yourself, before paying expensive diagnosis fees at a shop!

Ignition coils help your vehicle's engine run efficiently, cleanly, and smoothly. Rough running, lower than expected mileage, or trouble codes are sure signs that it's time to replace yours. How to install new, quality, TRQ ignition coils on your 2014-19 Chevy Silverado.

1A Auto reviews the 12V tire inflator available on 1aauto.com

See what comes in the trailer alignment kit, available on 1aauto.com

This video teaches you the basics of the things you can find under the hood of your vehicle!

1A Auto shows a electrical wire terminal depinning kit, now available at 1AAuto.com

In this video, Andy explains common catalyst problems, and offers some tips and suggestions for what you can do to handle a problematic catalytic converter.