Hello All on the other hand, after having to drive through the country with a “pipe” XC90 for a good half year now and the problem of the whistle-blowing ventilation flaps seems to be at least partially solved, we ask ourselves the following question. Our Volvo workshop needed about 6-8 dates (all day) to get to the track of the problem, it was driven about 1500km from the workshop and since we feed our V8 exclusively with ARAL Ultimate (liters approx. 1.45EUR) this also cost us about 2100 EUR of interest money. By the way, we also have VOLVO PRO. After all, this is a new car with a guarantee, but apart from our time expenditure, now also the fuel costs have to bear the torn kilometers, after all, seems to us to be a little hostile to our customers. By the way, we also have VOLVO PRO. A rental car was always available without any reason, but who now bears the costs and who pays us the loss? Are there any experiences or reference cases …