I installed an 85 hp tune tonight on my '02 Ford 7.3 liter and the check engine light came on almost right away.

I diagnosed it and a code concerning Keep Alive Memory is the problem. Otherwise, the truck runs great and shifts much easier than it did with the factory tune. I'm very impressed with ...

Thanks for the help! It turns out there was some sort of aftermarket chip already installed in the truck. I removed it as per your instructions and now the truck runs again! That's a huge relief.

Unfortunately the previous owner duct-taped the chip in place and when I tried to remove the tape it ...

I tried to install a new Predator tune U7170 tonight on my 2002 Ford F250 7.3 liter diesel. After going through the procedure carefully, the truck engine turns over but will not fire.

I tried to uninstall the tune, but now the Predator gives me the message to the effect that it cannot read the ...