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05-29-2012, 09:11 PM
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#1 | |
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AF Newbie
Join Date: Mar 2004
Location: indianapolis, Indiana
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vacuum leak on a 2001 buick regal
ive got codes for a vacuum leak and have not been able to find one.my intake manifolds are leaking could this be the cause of my codes? any ideas?
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05-29-2012, 09:12 PM
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#2 | |
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AF Newbie
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Join Date: Mar 2004
Location: indianapolis, Indiana
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Re: vacuum leak on a 2001 buick regal
codes are p0108 p0420 p0131 p1441
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05-30-2012, 07:49 AM
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#3 | |
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A990 racer
 Join Date: Mar 2002
Location: Chestertown, New York
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Re: vacuum leak on a 2001 buick regal
Map sensor high readings, looks like a bad o2, what has been done to the car, what engine, why do you think it is a vacuum leak? 420 is cat efficiency which can be caused by a bad o2 in ft of the cat.
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