MIG vs Flux Core Welding: Which Is Better for Auto Body?

MIG welding excels in auto body work for clean finishes, but is it always the best choice? Discover the key differences and find out more.
Your complete guide to automotive welding with Ryan Mitchell — a 38-year-old professional welder with 17+ years of real-world experience in collision repair, custom fabrication, and classic car restoration.
In this category, Ryan breaks down everything you need to know: MIG, TIG, spot, stick, and resistance welding techniques, weld joints and types, common defects (porosity, undercut, burn-through, etc.), troubleshooting tips, welding parameters, materials, and all the essential terms every auto tech and DIYer should master.
Whether you’re repairing a daily driver, building a custom chassis, or restoring a vintage muscle car, you’ll find clear, practical, shop-floor advice designed to help you weld stronger, smarter, and safer.
New articles added regularly. Start learning today and take your automotive welding skills to the next level.

MIG welding excels in auto body work for clean finishes, but is it always the best choice? Discover the key differences and find out more.

Once you know the right prep, alignment, and weld technique, mounting a motor to your frame becomes far less intimidating.

Join us as we explore the key differences between MIG and TIG welding for auto body work, and discover which method might be right for your project.

I’ll show the easiest header-welding tips that prevent warping and leaks, but one crucial trick most DIYers miss comes next.

Join the right bung and weld it in cleanly, but one wrong angle can ruin your O2 reading—discover the key details next.

How to effectively respond to a fire while welding on a car could save lives and property—discover essential steps to ensure your safety.

Keep your welding environment safe by mastering the essential tips for handling shielding gas cylinders—discover critical guidelines to ensure your safety.

Need a reliable way to weld a muffler to an exhaust pipe without leaks or burn-through?

Learn the right way to weld a catalytic converter flange for a leak-free fit, but a few crucial details can make or break the job.

Have you checked your welding safety essentials? Discover key steps to protect yourself before you ignite that torch.