AC Port Location

[Wmwbutler]

I have a 2020 GMC Duramx.  I see the high side port, but can't find the low side port.  Where is the low side port located?

[newdude]

5 minutes ago, Wmwbutler said:

I have a 2020 GMC Duramx.  I see the high side port, but can't find the low side port.  Where is the low side port located?

 

 

Both ports are almost right next to each other in the lines coming from the firewall.  

 

[Wmwbutler]

Found it thanks.  Mine way down underneath the high side..