Question: how much does it cost to fix a guitar tuner?
Answer: A rough idea of the cost to replace tuning machines is as follows: 6-String Guitar Tuner Replacement: $65 with restring and tuning (no mods) 4-String Bass Tuner Replacement $80 with restring and tuning (no mods) 5-String Bass Tuner Replacement $85 with restring and tuning (no mods)