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JasonG · 06-12-2014, 10:08 AM

It seems you are also getting the turbo spoiled up higher which helps mpg.
It is critical that if you eco drive a diesel that it gets a good hard "Italian tune up" regularly to keep the VNT from freezing up.

06-12-2014, 10:08 AM	#13 (permalink)
JasonG Master EcoModder Join Date: May 2009 Location: Charlotte NC / York SC Posts: 728 05 DMax - '05 Chevrolet 2500HD 90 day: 18.48 mpg (US) Thanks: 120 Thanked 56 Times in 52 Posts	It seems you are also getting the turbo spoiled up higher which helps mpg. It is critical that if you eco drive a diesel that it gets a good hard "Italian tune up" regularly to keep the VNT from freezing up. __________________ I can't understand why my MPG's are so low..........