Vibrating on idle, hard brake pedal after head gasket replaced and valve replaced

2002 NISSAN SENTRA
99,000 MILES
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NISSANCEL
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Cylinder head Gasket replaced because Water entered in engine due to frequent overheating
Dec 27, 2011 at 9:16 PM
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ASEMASTER6371
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sounds like a vacuum leak. if all hoses are ok., re check the timing.

Roy
Dec 27, 2011 at 10:11 PM
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FIXITMR
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brake booster has no vacuum? do a compression test?
Dec 27, 2011 at 10:17 PM
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