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I tuned mine with the MAF connected and I used the same method!
I would reset the fuel trims and scan LTFT's for a good 100 miles if possible.
Try to stay away from WOT! After done scanning copy...

I am new at this but I am trying to work out the same problem. I have searched all through these forums several nights until I can't keep my eyes open! I don't think the Idle screw should be...

I had the same problem with a dyno tune I got on my 04 GMC truck. It ran great when I left the shop but three hours later I got to the track and ran like crap!!!! Have not got it all figured out yet...

I got several laughs out of this topic tonight. I talked to my dad about it and he said something that made perfect sense. If he speeds and you just fix it where he can't speed instead of taking the...

Hey just thank God its not a V8!!!!!!! ;)

Wonder where he gets it? :-X

How's it running? :cheers:

I'm from Auburn, Alabama and I don't see to many neighbors on here!!!

I got stopped my second week with a DL and still had the blue copy! ;D Same situation on my way to a friends after school but the cop just laughed when he saw my blue copy and then chewed me out! I...

Thanks Keith! I will give it a try and let you know if it works!

Great Customer Service!!!!!!!!!!! :cheers:

Keith,

I spoke to soon, I tried to flash to my truck this morning about 25 times :banghead: and got the same error code over and over! :banghead: I just put 1.7 back on and it still worked fine so...

Keith,

I tried to get 2.0 to recognize my cable several times by Flashing and I was getting same error code over and over. I tried scanning with it and it went right through. It has not give me...

I had a question about the IAC and LTIT's! I got a guy to help me dyno my truck the other day and he is supposed to be a "really good tuner". I put a patriot cam 226/585/112 in my 04 GMC truck 5.3 A4...

Thanks Keith!

When will 2.0.17 be coming out?

Nick, we have found a minor issue that would cause that. It only applies to the EIO units.

It won't harm anything. The workaround is to just...

Keith,

I downloaded 2.0 last thursday and installed on my laptop. Everything worked great until I tried to flash with it and I got a error.

(The interface was not found or is not responding....

I have a 2004 GMC Z71 Extendend Cab, 5.3, 3.73's and I just got my hp tuner. ;D I started the tune last night but I had a question, Is it ok to leave the MAF sensor connected while you tune the LTFT...

I was wondering if you have to disconnect the MAF to tune the LTFT? I would like to leave it connected if it will not effect the tune. :huh2: