If the DIC is not getting good information from the vehicle there is no way that the information will be near correct. The predator is off about 10% with stock tires.. This makes the DIC show outrageous increases in gas mileage. If you tweak the tire size in the tunes you can get it close. I just ...

I'm not an expert by any means, but have you set your tire size in the predator? If you are getting about a mile of actual distance for each recorded mile then it should be more reliable. I set mine to 29 inch tire height and the actual is 29 3/4. This got me pretty close to actual miles. My DIC ...

I was reading all the posts after buying the predator for my '07 Silverado classic duramax 6.6 and the allison 6 speed transmission. All of them were negative or had some complaint. I was almost afraid to load the tune. I loaded the 65 hp tune and it went very smoothly. The truck ran fine and seems ...