Guitar Care & Repair: Every Fix-It Guide
Something wrong with your guitar? Find the symptom below. Every guide gives the step-by-step fix first, says plainly when a job belongs with a repair tech, and only then mentions the few products that directly solve that problem.
Quick answer: where to start
- Won't stay in tune? Start with won't stay in tune. Floyd Rose owners: Floyd Rose checklist.
- Buzzing? Fret buzz fixes in order, then action.
- Strings dull, rusty or breaking? Restring an acoustic or an electric.
- Crack or lifting bridge? Slacken the strings and read what to do about a crack before anything else.
Prefer one page to keep by the guitar? Open the printable care checklist
Strings & restringing
- How to Restring an Acoustic Guitar - Restring an acoustic guitar step by step: bridge pins, how much slack to leave, winding direction, stretching new strings and the mistakes that break them.
- How to Restring an Electric Guitar - Restring an electric guitar step by step: string-through, Les Paul tailpieces, Strat tremolos and locking tuners, plus wraps, stretching and mistakes.
- How to Restring a Classical Guitar - Restring a nylon-string classical guitar step by step: the bridge knot, locking at the roller, how many wraps, and why steel strings must never go on.
- Guitar String Keeps Breaking? Find the Cause - Same guitar string keeps breaking? Find where it snaps - saddle, tuner post, nut or ball end - and fix the burr, kink or tuning mistake behind it.
- Guitar Strings Rusting? Causes & What to Buy - Guitar strings rusting fast? Why sweat and humidity corrode them, the wipe-down routine that slows it, why rusty strings should be replaced, and coated sets.
- Guitar Sounds Dull or Muddy? Fix It in Order - Guitar sounds dull, muddy or dead? Check in order: old strings, tone knob, pickup choice and height, cable, amp settings - cheapest fix first, pickups last.
- Bridge Pins Stuck? Remove Them Safely - Stuck bridge pins: free the ball end, lift straight up with a pin puller, push up from inside the soundhole, and fix pins that pop up.
- Do You Need a String Winder? - Do you need a string winder to change guitar strings? Honest answer: no, but a cheap 3-in-1 winder with cutter and pin puller saves time on every change.
Tuning & intonation
- Why Your Guitar Won't Stay in Tune - New guitar won't stay in tune, or drifts after changing strings? Stretch-in, winding, nut friction and worn tuners - the honest cause list, free fixes first.
- Floyd Rose Won't Stay in Tune? Fix It - Floyd Rose going out of tune? Work through Floyd Rose's own checklist: base plate level, nut and saddle clamps, string stretch, then knife edges.
- Guitar Tuning Pegs Loose? How to Fix - Loose, wobbly, slipping or stiff tuning pegs: find which part is loose, tighten the bushing, rear screw or button screw safely, and spot a worn-out tuner.
- How to Install Locking Tuners - Install locking tuners step by step: check hole size and pin pattern, drill safely, tighten bushings evenly, then string them.
- Capo Makes Guitar Out of Tune? Fix It - Capo pulling your guitar sharp? Fix placement and pressure, retune with the capo on, and check intonation - plus when an adjustable capo really helps.
- Guitar Intonation Fix: Out of Tune Up the Neck - In tune open but chords sound out of tune up the neck? Fresh strings, the 12th-fret harmonic test, and the saddle rule - sharp goes back, flat forward.
- Guitar Sounds Out of Tune Even When Tuned? - Guitar sounds bad even after tuning? Check old strings, pressing too hard, intonation and the guitar's setup - in that order.
Buzz, action & playability
- Fret Buzz: Find the Cause & Fix It - Why your guitar buzzes on one fret, every fret or open strings - a free triage table first, then strings, tools or a luthier, honestly sorted.
- High Action: Why Guitar Strings Sit Too High - Guitar strings too high at the 12th fret? Check relief, saddle and nut in that order - reversible electric fixes, irreversible acoustic warnings.
- Guitar Strings Too Hard to Press? - Guitar strings too hard to press down? Check action, string gauge, nut height and technique in that order - a quick test for each and where to go next.
- Fret Sprout: Fix Sharp Fret Ends Safely - Sharp fret ends cutting your hand? Rehumidify before you file - sprout diagnosis, the conservative order of fixes, and when a tech should do it.
Electronics & noise
- Crackling Guitar Jack or Scratchy Volume Knob - Guitar crackling or cutting out? Find whether it is the cable, the output jack or a scratchy pot, with safe step-by-step fixes and when to see a tech.
- Guitar Hum Stops When You Touch Strings - Electric guitar buzzes until you touch the strings? Usually normal grounding.
Straps, picks & hardware
- How to Put On a Guitar Strap (Step by Step) - How to put on a guitar strap: which end goes where, fitting tight leather ends, guitars with only one strap button, and setting length.
- Guitar Strap Keeps Falling Off? 4 Fixes - Guitar strap keeps falling off? The 4 causes - worn strap holes, small buttons, loose screws and slippery straps - free fixes first, then strap locks.
- How to Install Strap Locks - Install strap locks step by step: Schaller and Dunlop buttons, strap-side locks, screw sizes, and why acoustic endpin jacks need an adapter or a tech.
- Pick Keeps Slipping? Grip Fixes That Work - Pick keeps slipping or rotating while strumming? Fix grip and angle free first, then textured picks - Tortex, grip picks and gauges explained honestly.
Cleaning, storage & humidity
- How to Clean a Guitar Body Safely - Clean a guitar body without damaging the finish: dry wipe first, the right cleaner for gloss, satin and nitro finishes, and the products to never use.
- How to Clean a Fretboard (and When to Oil) - How to clean a fretboard by wood type: rosewood and ebony vs finished maple, what to use, when to oil (and when never to), and mistakes that damage it.
- Best Fretboard Oil by Wood Type - Best fretboard oil for rosewood, ebony and laurel - and why finished maple should not be oiled.
- How to Store a Guitar: Daily & Long-Term - How to store a guitar day to day and long term: case vs stand vs wall hanger, humidity, where never to keep it, and what to do with string tension.
- Are Guitar Wall Hangers Safe? How to Mount One - Are wall hangers safe for guitars? Yes, if you mount into a stud or proper anchors, pick the right yoke and keep it off outside walls.
- Acoustic Guitar Crack: What to Do Now - Found a crack in your acoustic guitar? What to do right away, why you shouldn't glue it yourself, typical repair costs, and how to prevent cracks.
- Humidipak vs Humitar Humidifiers - D'Addario Humidipak two-way humidity control vs MusicNomad Humitar soundhole sponge compared on effort, running cost pattern and fit.
When to stop and see a tech
- Cracks in the top, back, neck or headstock, and any lifting bridge.
- Truss rod adjustments that don't turn easily, or a neck that keeps moving.
- Fret levelling, crowning or replacing frets; filing or replacing a nut.
- Drilling (strap buttons, tuner holes), enlarging holes, wiring and soldering if you haven't done it before.
- Floyd Rose knife edges, pivot studs, and blocking or decking a trem.
Products for these jobs: tools - care & humidifiers - strings - replacement parts.
Hub page linking our guides; each guide lists its own sources and check date.