What are common symptoms of a failing alternator in a Vauxhall Corsa?

I've noticed some strange noises and dimming lights when driving my Vauxhall Corsa. Could these be early signs of a failing alternator?

The symptoms you described could indeed be a sign of a failing alternator. It's important to have it checked and potentially replaced as soon as possible to avoid a breakdown.

I had the same issue with my Vauxhall Corsa and it turned out to be a faulty alternator. I would recommend getting it checked by a mechanic for a proper diagnosis.

Yes, those symptoms are common for a failing alternator. It's best to have it looked at by a professional to avoid any potential hazards while driving.