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Ask Your Question1999 GMC Savana 1500
Question: I hear a sucking noise under the hood and my reverse does not work.
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franks5girls, 5.7L V8, Greenwood, IN, November 14, 2011, 10:48
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could their be a vacum hose off some where?
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Answer #1
patrick mannion from Greg Solow's Engine Room, November 14, 2011, 23:08Reply
MasterSucking sound accompanied by a rough idle and or difficult to start perhaps due to a "lean" air fuel ratio could be a vacuum hose off, but no reverse is likely to be an internal transmission issue.
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