Lessons learned from install number 2 of this system. Kicker does not list this system as compatible with the half tons but it does work with a simple addition to correct factory chime and turn signal issues. Here are the links to parts from the video:
Kicker system
https://www.shopchevyparts.com/electr...

Kicker Knob
https://www.amazon.com/dp/B08D3TVFBX?...

Resistors
https://www.amazon.com/dp/B079Z8Z112?...

Original install video of 19417166
   • Installing Kicker sub and amps in GMC...