 Remedial work included improving brakes and bogies, and the reliability of the units is now greatly improved.Class 175 "Coradias" are fitted with a passenger information system, which consists of onboard LED display and audio announcements of train destinations and arrivals.The Class 175 fleet was operated by First North Western (FNW) from Birmingham New Street, Crewe and Manchester to Llandudno, Holyhead, Barrow and Windermere.