’06 E320 CDI large reduction in diesel fuel Economy

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spone - 30 Jan 2007 23:25 GMT

have noticed a large drop (maybe 20% or more) in diesel fuel economy
after 1st year. Not my imagination. was getting over 30 around town
and almost 40 HWY. now 24/30. Has anyone else experienced this and
what is the cause???

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jdoe - 31 Jan 2007 01:03 GMT

>have noticed a large drop (maybe 20% or more) in diesel fuel economy
>after 1st year. Not my imagination. was getting over 30 around town
>and almost 40 HWY. now 24/30. Has anyone else experienced this and
>what is the cause???

hard to believe those numbers in the first place, my o5 has always
gotten 26/34 averaging 30 mixed daily use of 66k miles

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