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Re: HC present in cooling system but no CO2
Posted to Technical Discussion Forum on 10/8/2008

Hi Randy

I gathered some data to emphasize your accurate methods. [2004 Chevrolet Optra, Emissions waveform] was taken at idle with a suspect vehicle. Not much CO2 variation in that graphed data. [2004 Chevrolet Optra, Emissions waveform] Shows under load H... Login to read more.

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