This BROTHERS Tech Tips video is part 3 on how to install rocker panels for your 1967-72 Chevrolet / GMC pickup truck, while performing some rust removal along the way. Learn how to upgrade your truck's rocker panels and how to remove rust with this step by step tutorial. If you need assistance finding or installing parts for your Chevy/GMC pickup. Hosted by David Welch from Mobile Hot Rod Repair. In this video, we'll show you how to detect your weld spots on your rocker panels, which includes how to lineup your rocker panels to your door and how to remove your door frame with a spot weld or grinder. You'll aslo learn how to grind down rust, and we'll tell you what spray to purchase and how to use it for your rust removal. BROTHERS is your #1 source for 1947-87 Chevy & GMC truck parts.