Duramax 6.6 Diesel, EGR means ERgggggggg!!!!!
Duramax Diesel Service point Critical Service item at as early as 30K The Duramax diesel is a proven winner with great power, reliability, economy. As Diesels go it is a home run in the light duty market. But, because the Government is involved, it gets an asteric. the EGR mandated since early on in California [...]

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