How-to Videos for installs and repairs on GMC Sierra 1500 Classic Cars

Watch this video to learn how to install a new tail light assembly on your 1999-2007 Chevy Silverado.

How to repair, install, fix, change or replace a slow, stuck, cracked or damaged window regulator on 00, 01, 02, 03, 04, 05, 06, Chevy Suburban or Tahoe.

Watch this video to learn how to install a new tail light combination junction block on your 1999-2014 Chevy Silverado.

Check out this video on how to replace the rear third brake light on your 00-06 Chevy Suburban.

If your 04-07 Chevy Silverado has chipped or dim tail lights, watch this video to learn how you can replace them yourself. 1A Auto experts will guide you

Watch to see how you can replace the taillight harness junction block on a 99-04 GMC Sierra 2500 as well as on many other GM trucks.

Watch this video to learn how to install a new 3rd brake light on your 2004-06 GMC Yukon.

Check out this video for quality and detailed instructions on how to replace or service the tail light and bulbs on your 04-06 GMC Sierra.

This video shows you how to diagnose a problem with your brake lights.

How to repair, install, fix, change or replace an old, corroded, rusted or defective taillight junction block on 02, 03, 04, 05, 06, Chevy Suburban or Tahoe.