Turn on your running lights. Check brake light function. Check hazard function.
You may have one burned out filament. Check front and back.
Check for any dangly wires/grounds.
Check for any trailer wiring hack jobs or damage.
91 YJ Sahara, 4.0L, AX-15/NP231, D30/D35@3.07
12 Cherokee 4x4,3.7L,42RLE/MP1522, D30Memail@example.com
"Non Vi Sed, Arte"