Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - 89 GM throttle body low vaccum on front ports of Throttle body
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Old 02-02-2012, 06:00 PM
crussell85 crussell85 is offline
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have you sprayed carb cleaner around the intake gaskets to check for leaks? If you find a leak it will rev the engine momentarily.
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