Somebody in Tech support should update the "Sticky" telling everyone to update their U7185 to the next version so that is is clearer as to who needs to update.

I have a U7185 v2.02 that I bought in 2005 and was recently sent an email from Diablo telling me to update to the newest " R " version. I ...

In the last 71K miles I've tried the 40 and 65 HP settings and never see an improvement in MPH over stock.

Tune It/Modify tune/Modify Parameters/EGR (set it to "off")

What HP tune are you running? Sounds like you may be putting the tranny into limp mode - are you giving the tranny time to re-learn after programming before you are aggressive with it?

Mike, Thanks for the quick reply and follow-up telephone conversation.

One more quick question - Is it safe to say then that the 40HP tune will see little, if any, MPG increase over stock as it is not designed for economy, but rather TQ and pulling power?

Rob

Is there a custom MPG economy tune for the LLY available?

I currently run the 40HP tune in my 2005 LLY (U7185 version 2.02). I do very little towing and the 65 HP tune is a little too aggressive for my taste for daily driving (I also woorry about my stock transmission on the 65HP tune).

Is there ...