I have a 2000 Monaco 38ft Windsor with air bag system. The level process is spot on. But, another 10 hrs and the rear bags are lower mainly on right side facing coach. I have looked with bubble soap over all air piping and not one bubble shows.
I found a replacement light for my 2000 Monaco Windsor at Pepboys for $37.00 ( for 92-96 ford bronco )= skew no 20-19356 / Left light from drivers seat light bulb came with it.
I found a Ford headlight replacement for my 2000 Monaco 38ft Windsor at Pep Boys . Part sku # 5701164. Part no. 20-1935-00 (mfg= Pilot Automotive)
Grand total = $54.23 and includes the bulb assy.