The contact owns a 2024 Jeep Wrangler. The contact stated that the side marker lights do not function when connected to the Recreational Vehicle he towed. The contact installed a tow vehicle wiring harness from Mopar and connected the wires to the recreational vehicle. The contact stated that side marker lights seized to operate as intended. No warning lights illuminated. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufacturer was notified of the failure, but no assistance was offered. The failure mileage was approximately 4,000.