I hate to 2nd guess you mike, but can you POSITIVELY confirm that statement. I don't mean to be a d$@k head but so many guys have said that the puck adds timing as well. I'm running the Bully dog Triple dog and extreme puck stacked and I've been thinking of switching because I don't want to blow up ...

I ran the truck with both programmer and module off. The engine light came on and I had it at the dealership to get that and some other things checked out. I got 10 minutes from the dealer and the light came on again. Talked to a local cummins performance guy and he said more than likely it's the ...

So i'm pretty sure my problem isn't the power puck or the bully dog. I went for a drive tonight and the light came back on. Maybe just a bunk sensor. Hello warranty!!

Do you mean lift pump or injection pump? I'm running a FASS 95 that's only about 5 months old. I had the Bully Dog off and ran just the Puck and still got the engine light. Now I've disconnected both so I'll have to wait and see. It usually takes a little bit for the light to come back on once it's ...

I am having issues with my Bully Dog triple dog and extreme puck stack. I keep getting a P0191 (fuel rail pressure sensor) code thrown. Has anyone else had this issue or ??? The truck runs fine but it's a pain having this code come and go all the time. The dealership has been good about looking into ...