Tornador Blow Gun Z-014 https://www.amazon.com/dp/B004V9UDK8/ref=cm_sw_r_em_apa_glt_fabc_594C13RJRK9SNR9PBNWV?_encoding=UTF8&psc=1
I haven't really put mine to the test yet, but it's got lots of great reviews.
Yes - HQ15! Beautiful! Figure your trailer is at around 6000lbs loaded... AND off road... How does the Rubicon handle it? I would think you're pretty much at the usable limit of the vehicle, but I'm certainly no expert. Would love a similar setup. Please let us know your...
Make sure you have the door disconnect plugged in/connected. I had unplugged mine to make getting access to the passenger side wire bundle easier and forgot to plug it back in (had similar symptoms). Also check you've tapped the correct wires - It's easy to confuse some of the color...