Thanks for the response! Oil changes are always regular and done at a European specialist - they use the good stuff, including air filters. Oil pickup lines sound plausible. I also had a guy suggest an exhaust leak. (Once the exhaust heats up and expands, it closes the leak / noise goes away). If I ...

Hello, First time posting here. I own a 2005 S40 T5 AWD. Awesome car, but I'm concerned about the noise I hear on start up. I'll hear it during acceleration as well, but it's loudest at startup. If the car has been driven, I can stop it, run an errand, come back out and it stays quiet. So it's most ...