Need help with a Dodge Charger question.

Hello All: Cruiser here. And yes, I know this is a B-body question, but here goes anyhow. I was driving my very stock 1969 Charger last night. About 35 minutes into a 60 minute drive, I noticed the ammeter was flickering pretty wildly between plus or minus 10 amps. I also noticed that the headlamp switch was noticeably warm to the touch. I had the high beams on at the time. When I switched the headlights off, the ammeter returned to normal. I didn't notice if the headlights were flickering...

Need help with a Dodge Charger question.
Author: Cruiser