Join Date: Dec 2005
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I've never changed one,but I would suspect that if your going to change the complete heater box that it is a dashboard out job.
Have you checked the cables are free?.
I'd rather push my Alfa than drive a BMW....
Currently in Lagdti's garage:
2004 Saab 9-5 HOT Aero and a 2001 Audi A3 1.8 Turbo