Mercedes Benz repair: Mercedes Benz 1995 SL 320, master mechanic, mercedes benz

Question
Hello,
I own a 1995 MB SL 320.  It has about 80,000 miles on it.  always maintained by mercedes, i am the original owner.  sometimes , the car sits for a few days to maybe almost 2 weeks at a time.  the battery dies an abnormal amount, even if it sits for like 3 days.  it has been charged and charged but it always dying.  the car does not have its original battery, it has a sears one which is better? then a mb battery.  most recently the 3rd brake light went out and it might need to be rewired, all of the electri which is a huge job.  what info can you tell me about these SL's and the electrics? are there any known problems? and in my circumstances particularly? thanks, matthew fiel

Answer
All I can tell you is that your vehicle has an electrical parasitic drain problem, or a bad battery.
This type of issue may take five minutes or five hours to diagnose, and even the best master mechanic would need hands on vehicle time to give you any answer.

Sorry, I can not help more.