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Re: 85 Cadillac DeVille failing IM-240 CO very high
Posted to Emissions Forum on 2/28/1999

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Hi Mark ,I know this sounds too simlpe but i had one of these caddys bite me in the butt last [...] you carefully check the short vac hose behind the thottle body for the MAP. The one i had looked goo... Login to read more.