why do my lights flicker and interior lights flicker
Your lights may flicker because they power is really low. It is very common for them to flicker when there is a storm out.
Flickering lights, on a Cadillac STS, is usually a sign of a loose wire. When all of the lights flicker, it is an indication of a loose battery ground cable.
Its the hash-slinging slasher.
Possible electrical problem
The alternator is on its way out.
In most vehicles flickering lights is a sign of a failing alternator.
the regulator is getting bad in the alternator
mabie they could be burning out.
The alternator may be on it's way out.