Feb 16, 2009 #1 P Pearly New member Joined Aug 28, 2008 Messages 9 Reaction score 0 Points 1 When my engine is idling I get a whistling sound. This noise goes away when I am driving.
Feb 16, 2009 #2 F FrankfromGDM New member Joined Feb 12, 2009 Messages 5 Reaction score 0 Points 1 Loose belt, it can't be a vacuum leak since it wouldn't go away when you stepped on the gas.
Feb 16, 2009 #3 R Ryan Active member Joined May 14, 2008 Messages 1,984 Reaction score 0 Points 36 my nissan 240sx done this, it was a unplugged vacum line,
Feb 16, 2009 #4 B Buddy Member Joined May 17, 2008 Messages 173 Reaction score 0 Points 16 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.
Feb 16, 2009 #5 R Ryan Active member Joined May 14, 2008 Messages 1,984 Reaction score 0 Points 36 my nissan 240sx done this, it was a unplugged vacum line,