Originally Posted by Sharp-ZL1
Mine has done the same thing. But in has never shut off just limited power. If I shut the car off and wait 2-5 minutes then all is good until next time. Even when taking easy it does it. Yes i had the ground wire relocated. Sorry Op don't mean to steal your thread but maybe with more info maybe we can get a better answer. What did the dealership come up with?
IIRC there have been cases where relocating the ground wire isn't making as good of a ground as in the original location.
If you can, try putting the ground wire back in the original location and see if it makes a difference.