Posted by MoparNorm on Tuesday, May 13, 2003 at 8:59AM :
In Reply to: Re: My Fuel Mileage is terrible posted by Garth From Alberta on Tuesday, May 13, 2003 at 1:33AM :
The Cummins is not broken in until about 10,000-15,000 miles. You will see dramatic increases in fuel mileage at that point. Driving style makes ALL of the difference. I can drive at 70 and get 14 mpg, I put on the cruise control at 70 and it goes up to 21.
MN
Follow Ups: