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  1. S

    12V Battery Just Died - Total battery failure

    Just had a chance to weigh my dead AGM out of Telsa. Came back at 30 lbs. 19 lbs saved. But sound system enhancement and hopefully more longevity is real reason I replaced with Ohmmu. Installed for 3 weeks now with impressive performance. Also I talked to a Tesla Service Rep today about...
  2. S

    12V Battery Just Died - Total battery failure

    I installed my Ohmmu Battery yesterday and after one day of driving, no issues. New battery went in really easy. I followed all of the instructions on their website and I had no issues. Very Easy!! Biggest advantage I noticed is the subwoofer came to life with this new battery. I can...
  3. S

    12V Battery Just Died - Total battery failure

    I do know what you mean. I have tons of experience with Lithium as well using them heavily for R/C Race Cars and R/C Airplanes. Those RC batteries were raw cells and needed a special charger to balance and monitor the cycle. I would not consider a Lithium battery without an Internal Battery...
  4. S

    12V Battery Just Died - Total battery failure

    Thanks for sharing!! Good to know I am not the only one.
  5. S

    12V Battery Just Died - Total battery failure

    Yes, I ordered Ohmmu Lithium battery. Should be here Friday. I will post results once we get online. And good call on the warranty battery through Tesla. That will be a great backup if we have issues again. My wife would have freaked out if that had happened to her while she was out somewhere.
  6. S

    12V Battery Just Died - Total battery failure

    Thanks for that additional information. I will ask Service Center about the Tow hook cover when I take it in 2 weeks. Having the Autopilot 3.0 computer installed to activate Full Self Driving capabilities. I did know about the changes made to battery management, but didn't realize how...
  7. S

    12V Battery Just Died - Total battery failure

    I have a 2018 Tesla M3 LR, 45K miles 20 months old. We drive it a lot in the Florida Heat. We drove it last night with no problems. Just put it on the charger in garage at home, came out the next afternoon to go for a trip, and the car was Dead!! Electric doors not opening, lights fading in...