P Pearly New member Feb 16, 2009 #1 When my engine is idling I get a whistling sound. This noise goes away when I am driving.
F FrankfromGDM New member Feb 16, 2009 #2 Loose belt, it can't be a vacuum leak since it wouldn't go away when you stepped on the gas.
B Buddy Member Feb 16, 2009 #4 Sounds like a vacuum leak to me. Visually inspect all the vacuum lines on the intake side of the engine. Sometimes a bearing that is beginning to fail will make a sound that sounds like a whistle.
Sounds like a vacuum leak to me. Visually inspect all the vacuum lines on the intake side of the engine. Sometimes a bearing that is beginning to fail will make a sound that sounds like a whistle.