In message <030901bf18c8$9a7d6c20$bc8b6395@stephenb> "Stephen Bigelow" writes: > Recent work includes 0w-30 Amsoil and filter, alt/ps belts, Bosch O2 sensor > and Bosch +4's. I'd suggest double-checking those belt tensions. Belts can make some fearful noises at times. -- Phil Payne UK Audi quattro Owners Club Phone: 07785 302803 Fax: 0870 0883933