I went with Barns. Easy install and work for me. I like that Barns are longer towards the front on the side panels. The Barns panel comes raw no primer or paint. I must have spent $40 on primer and paint for the 3 panels. Not sure if you are aware that the Barns panel consist of two pieces...
Sealight appears to be a manufacturer of LED bulbs. Is the embossed “sealight” on the bulb or headlight housing?
The bulbs in the grill are a modification that may be used to allow others to see you in low light conditions. Such as when driving in dusty areas or they may have been installed...
My hypermiling gets me around 14 mpg. This is around town mileage where 80% of my driving is done. I have seen 20.5 on trips with solid freeway driving. I would not consider the Gladiator a hypermiler. I agree 20 mpg with a Gladiator is very good. You being happy with your Gladiator is what...
Not saying diagrams are not here on the forum but I have not been able to find the schematic. Found a link that may have been where it was but now the link leads to a dead end.
Regarding the brown wire with no pin. Have you looked in the female connector, where you pulled the wires from, to see if the brown wire pin remained in the female side of the connector. These pins are designed to be able to be removed from either the male or female side of the connector...