Hi,I am getting Siren sound in my hummer h3 from engine,I don’t know why?

Asked by Rohii Dec 11, 2018 at 12:06 AM about the 2006 Hummer H3 4dr SUV 4WD

Question type: Maintenance & Repair

I am getting siren sound from engine in my
hummer h3 ,I don’t where it is coming from
and why? And it is coming continuously and
doesn’t stop when I stop my car also

2 Answers
9,730

Mike answered 5 years ago

Sounds like that are usually a vacuum leak. How does it run? You may want to spray around the intake with either to see if you can locate it. If you hit the spot with either the engine will speed up and the noise may go away. I hope this helps

Mark helpful

Happyhiram answered 4 years ago

Mine also makes a fan like sound after I shut it off.. This time it continued, drained battery and my key won't release..help

Mark helpful

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