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1990 GMC Suburban 2500 Question: How can I service my throttle body on my own?

 

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Visitor, 5.7L V8, Bothell, WA, December 17, 2010, 16:03

Rough idle under no load, and roughacceleration.

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  • Answer #1

    Genesis December 30, 2010, 18:04
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     Technician

    This can be cleaned with a good spray cleaner and a tooth brush. If there is enough filth you may need to replace the spark plugs replaced after performing this service.
    Good luck

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