Hi everyone :usflag: Well I bought myself a 1998 Deville last week with a few problems. I also have a 1987 Buick Grand National as you might know from my screen name. Have a great 4th of July everyone. 
new Caddy owner
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Hey everyone! Enter your ride HERE to be a part of JUNE's Ride of the Month Challenge!
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+1 on pics of the GN. :welcome:
Or if nothing else, a video of the turbo spooling on the GN!
Did those come with either a factory bypass valve or blow off valve?
Did those come with either a factory bypass valve or blow off valve?
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