Steve Saunders Goldwing Forums - View Single Post - Eng rattle on my 94 gl 1500

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post #6 of (permalink) Old 08-11-2019, 01:03 PM
tlbranth
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Join Date: Nov 2009
Location: Carnation, Washington, USA
Year: 1999, 1975
Model: GL1500SE GL1000
Posts: 1,064
Sure sounds like pre-ignition from your description of symptoms. If the timing hasn't been messed with, I wonder if you have some carbon buildup on the pistons. Squirting water in the intake while the engine is running could help it. Also some techron in the tank for a while might help.

Terry

Don't own a Vanagon.
Don't work at Boeing.
Life is good.

1970 CB750
1975 GL1000
1999 GL1500 SE
2002 VT750
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