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Home » Public Forums » GMCnet » Name that tune? GMC Engine noise
icon4.gif  Name that tune? GMC Engine noise [message #287476] Thu, 17 September 2015 23:49 Go to previous message
batman is currently offline  batman   United States
Messages: 100
Registered: January 2004
Location: Benbrook, TX
Karma:
Senior Member
On my way to far west Texas, started hearing a knocking noise.

Anyone want to make a guess as to what is wrong?

Here is a link to a video clip taken with my phone over the engine hatch.

https://youtu.be/rKsQrKE5eiw

It starts at around 1000rpm then settles down above 2500rpm.

I'm about 150 miles from home Sad



eugene
benbrook, tx
77 Eleganza II, Howell EFI + EBL
http://gmc.backyardwildlife.com
 
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