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This link may help...
http://www.hummerxclub.com/forum/viewtopic.php?f=25&t=11414

Good Luck!

What?

Good information. There must be millions of these transmissions out there. Nice to know there are some upgrade options. Thank You.

Thanks edcmat, If you deal and tune. Let me know when. So we can connect...
:cheers:

Thanks Bill,
Looked up thier site and sent a inquiry.

Soo was there a solutions to the problem?

Any brainstorms on best bets?

:secret:NJ Area:usa:

Hawk...
Have you had any luck with it...:cheers:

Is there a listing of dealer tuners by state in this forum?

So are they tunable? with HPT?

Your 3.7 i5 manual DFCO setings...
Did you make any attempts?

What is your google search critera?

Would you believe...

Central NJ area Ocean or Monmouth County regions or there about? Tuner/Dealer..

The Picken Plan people have been talking some of this natural gas alternative fuel. Too bad there is not much happening with it other than the talks...

Universal reliance on oil is a big problem....

Hawkz28
Some great idea's... couple of questions regarding hardware info.


Quest on this hardware upgrade on the trans with corvette servo add. Is this upgrade a project that can be done in...

Interested in buying from a local dealer/tuner that can offer a initial tune with the HP tuner package...
Any in the NJ Shore area around Toms River or Exit 74 on GS Parkway?

Hawkz28,
Thanks brother. There is not a whole lot to find here on the i5 a4 as you said...
There was not much to find on other tuner sites either. Guess most of the truck community with these...

Hawkz28,
Thanks for that reply. Can you point me to the tables or info on that?

Anyone done a comparison between the two products and analyse the advantages disadvantages of the two methods of tuning in HPT vs EFI?

So how did it go?

Why lock it? Security...

Then not be able to change it again without intervention.

Thanks SD,
My question relates to a standard GM I-5 3.5 gas engine equiped with a hydrogen booster. This booster generates pure hydrogen which is piped to the intake horn and mixes with the...

Has anyone done any air/fuel ration tuning with hydrogen mixing?

Hi,
My name is Woody from NJ:usa:
Playing with motors all my life and have a masters in technology.
Doing some HHO research and want to see what is possible with this tool to save fuel and add...

Anyone enhanced a 4L60 tranny?
Please share information...