car makes a hum noise when taking off an after every gear change but goes away after you reach a certain speed.
Volvo Q&AAsk Your Question
2001 Volvo S60 Question: humming noise
Answer #1Bret Bodas from RepairPal Test Shop, August 03, 2010, 10:35Master
This sounds like a transmission noise, but best to have a technician listen to it to be sure. Here are some shops near you, have someone go for a ride and see what they suggest: http://repairpal.com/directory?address=78723&car_brand_names=Volvo