predator 0 Posted February 26, 2004 when i accelerate in my g60 and let off theirs a loud whistlling noise, it happens the same way a dump vavle is on a turbo car ,is this noise normal on a g60 Quote Share this post Link to post Share on other sites
dubster82 0 Posted February 26, 2004 yup. get used to it :D:D:D:D:D its the G60's way of letting off boost. like a turbo. this can be turned into a dump of air by removing the boost return pipe fromt he charger to the throttle body :D Quote Share this post Link to post Share on other sites