2006 Dmax Performance
Being new owner of my first diesel I am a little disappointed at the performance of my 2006 Duramax 6.6L. Power it has, but fuel mileage is less then what I expected. I am getting only about 11 mpg in...
Forum Discussion
If you only drive 6 miles per day, fuel costs should not be important. No internal combustion engine likes 3 mile trips.
