Premier Guitar features affiliate links to help support our content. We may earn a commission on any affiliated purchases.

DIY: How to Adjust Your Guitar's Neck Relief & Truss Rod—Plus, Fix Your Action | Helmer’s How-Tos

DIY: How to Adjust Your Guitar's Neck Relief & Truss Rod—Plus, Fix Your Action | Helmer’s How-Tos

In the second episode of our Helmer’s How-Tos DIY series, expert luthier Dave Helmer shows you how to keep notes sweet by adjusting the truss rod to improve your guitar’s neck relief (don't worry, you won 't break it), or by raising or lowering action on the fretboard. For the best results, a string action gauge will come in handy.