replaced heater fan also got the final stage unit 0155.1033, should I install the final stage AC regulator.
Fan & final stage unit acm germany, fan was not working appears to now work with replacement fan.

test drive tomorrow, changing out fan is a reset required?

this winter I replaced so many parts as rear license was rusted to hatch, rear hatch button was poor construction new micro switch, replaced rear wiper rusted to shaft, new front trim hood, battery cover third time, required trim under windscreen, screen had to be removed for that.
& hood latch froze requiring new cables.