My 98 v70 AWD started to blow warm air a month after I had the system charged. I was going to bring it back to the shop when I read this post. I called Duracool about a week ago to talk to get pricing and to find a retailer in the US that I could buy thier recharge kit. As soon as the phone picked u...

My '98 Volvo v70 has the same low groan when I start it up in the mornings, only when it's really cold (below freezing). Nothing amiss under the hood, 5 minutes later and the sound is gone.