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Engine will run lean. It will idle rough, have less power, & use more fuel.

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Q: What will happen if a vacuum leak in a 1999 Buick LeSabre is not found and fixed?
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In a 1997 Buick LeSabre the ac blows out the defroster for the first 5 minutes then comes out the vents it could be a vacuum leak where do you look for it?

I just fixed a similar problem on my 95 LeSabre, got info from this website. http://www.imcool.com/articles/aircondition/fix_vacuum_line.htm


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How can you repair a vacuum with a straw stuck inside it?

Vacuum cleaner parts often get clogged with various things and item, the best way to remedy this problem is to take the vacuum to your neighborhood vacuum dealer. Vacuums dealers have specific tools to help fix almost any problems with vacuums if your vacuum can not get fixed you might be offered a discount on a new vacuum.