Okay, after several months I got the time to visit the Toyota dealer today. The service manager was a bit contentious at first saying if his master mech, that I took for a ride, couldn't hear the ringing then it wasn't there. I had to explain to him that it may take another set of ears to hear...
I have an 06 v8 sr5.
Since I bought it 2 years ago there has been a ringing sound from outside and underneath the vehicle.
It was faint at first and occurred only during an uphill load. I noticed it at around 25 mph @ ~1100rpms and now it happens on level streets as well and is getting...
