I have a friend that is an instructor at a Chrysler Training Facility. I ran this issue past him, and he found a service message pertaining to speed control issues after a PCM reflash. The fix is a PCM reset with a scan tool; not just disconnecting the battery. I own an inexpensive Mac Tools scan ...

I just got back from a road test with a scan tool connected. The PID for speed control denied status changes to "S/C Switch DTC" when the speed control stops working. I can find no Speed Control Switch DTC's in any modules. There are no SRS DTC's, either; hoping to eliminate the clock spring as a ...

I have a U7135 for my wifes '05 300C AWD. When I plugged it in the first time, it required that I flash the PCM with a calibration update, which I did. I then flashed it with the 91 octane canned tune. I changed the cooling fan settings, and firmed up the shifts.

Now, the speed control only works ...

Okay, I got it... However, the speed control doesn't work, anymore.

When you start the car, you can turn on the speed control, and the light will turn on. As soon as you hit 10-20 MPH, the light turns off, and cannot be turned back on until the car comes to a complete stop, again. There was a DTC ...

I keep getting the following message:

"An error occurred while trying to retrieve data from the server (no response). Are you connected to the internet? Are you running a firewall on your PC?"

I get this message on two different PC's, with Windows firewall on, or off.

Bump!

When I connect the Predator U7135 to my 300C, I get a message saying that I need to update the calibration. I connect the Predator to 2 different PC's, using the DS Downloader I just downloaded form Diablosport.com, and it takes me right ot the calibration update screen. When the PC tries to ...