2016 gmc sierra low charge voltage fixed

[psyfertech]

1 hour ago, ripinlip said:

Cool looking setup. Question for you - where are you taking the ground from back there ?


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thanks man im pretty happy with it so far i wanna clean up the amp rack a bit at some point and my ground goes to the frame directly under the back wall i drilled through the floor and put a rubber grommet and then drilled through the frame and put a bolt through it then put some grease over it to protect it