2015-2017 TRANSIT VEHICLES EQUIPPED WITH DUAL REAR WHEELS (DRWS) HAVE A HIGH MOUNT REAR MARKER LAMP THAT DOES NOT ILLUMINATE WITH THE STOP LAMPS. THIS LAMP ASSEMBLY MAY APPEAR TO BE A STOP LAMP BUT IS INTENDED TO ILLUMINATE WITH THE PARKING LAMPS ONLY. THIS INFORMATION IS AVAILABLE IN WORKSHOP MANUAL SECTION 417-01.