Alright got 9r03 loaded and tune re installed. So far so good, now back th lots of driving and more logs.

Thanks Guys!

Anything yet?

Looks like they took the link down.

I download it earlier and am having problems with it.
Waiting for them to figure it out.

Ok Vin = 1gcec14c37e600953

Ok I got the same results each time.
fuses pulled radio, amp and info.
verified onstar disabled
doors closed no fans or other accesories on
plug in tool
turn key all the way on
performance tune
unsupported
key off then on
performance tune
unsupported
unplug plug in
performance tune
unsupported

ok now I have a problem with the new revision 9r02. It tells me that my vehicle is not supported??? I tried serveral times. first time went as far as setting automatic trans then got the message now get the message after selecting performance tune option.

Sorry Mike I remember seeing something about the 8r10 not applying dod changes but as I had 9r01 i asumed that it didnt apply to me? Oh well thatll teach me to asume anything. Anyway got the updat now off to reprogram

Alright Thanks Guys! Ive got that update downloading right now. Ill start over start over and see how that works out. Let you know in a couple days.

Thanks again for all your help.

U7194
Hardware - Univ_rev2
Version - 9r01

07 Silverado NBS WT
4.8 v8
bone stock
Using Philips 66 91 octane

Tune installed Diablo Performance
with WOT Spark set at -10% all ranges per MikeL to accomidate 91 octane.

I installed the tune a couple weeks ago and have been working through Lews tutorial ...

Alright, that sucks but thanks for your help.

It can't read anything. Live data, calid or anythig. just get the same unable to read vehicle message.

I think I am having the same problem but with a U7194 on a 2007 Chevy Silverado new body 4.8 v8. Just got the tool today download the newest revision 8r10. and when I conect it to my truck I get the same error message that is shown above. My connector only has 5 pins it does not have the top left ...