The answer to 'rewiring making buzzing noise' is that a buzzing noise during electrical rewiring is often caused by loose connections or improper grounding. This can be a sign of a serious electrical issue that requires immediate attention from a professional electrician.
Common causes include: loose wiring connections, improper grounding, overloaded circuits, or damaged electrical components. Symptoms may include flickering lights, shocks when touching outlets, or a persistent buzzing or humming sound. Attempting DIY electrical work without proper training and safety precautions can be extremely dangerous and is not recommended. For your safety, it's best to call a licensed and insured electrician to diagnose and resolve the issue.