I also noticed that the shuddering does not change the idle speed at all. Do you think it could still be the throttle body?

I have a 2002 Volvo s60 that has some slight shudders/surges when the AC is turned on during idle. It doesn't feel to me like it is wanting to stall It's not a constant shuddering, it may shudder once or twice and stops then does it again a few seconds later. It stops when I accelerate and returns w...

I have a 2002 S60 2.4t and had the check engine light triggered, was told that it was the camshaft position sensor, when I went to change it I noticed that there was a small tooth broken off of the "position indicator wheel?" I want to replace this before replacing the actual sensor but I ...