Or, ya know, something just broke on my vehicle. If it was a fundamental problem with the system generally, everyone on here would be complaining about their dead batteries too. And no one would have any complaints about the ASS because, like mine, it wouldn't have activated in 8 months.
I think it's more likely related to what
@MrSticker posted...I have kids that leave the doors open a lot, and I leave the hatch open when I load stuff, and every time I open and close the doors while the car is sitting in my garage, the running boards deploy, lights come on, etc. In other words, I probably pull a lot of charge from that battery while it's off and deep cycle it a lot.