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hey everyone.

i upgraded my 98 chev 1500 with a 4.3L to MPFI. got rid of the CSFI due to a failure causing excessive fueling. it ran find and after letting it sit for a week, LTFT were easily -18...

couple tuning questions about tuning. the vehicle is a 98 c1500 with a 4.3l and 4l60e. figured more people would see this here then in the v6 section. i wanted to tweak the trans a bit by quickening...

I run with the maf unplugged and the IAT circuits jumped so I still have a functioning IAT Sensor. I read a write up in performancetrucks.net and that's where it was suggested to copy the high table...

i took a closer look at the two maps and also took into account where i already have some spark knock and can see that yah, its just not going to work. im running 87 octane and im open to suggestions...

anyone done this and found issues doing so? example, putting a corvette 5.7 timing table into a suburban with a 5.3

so let me ask you this. what does the "stock" pids use for fuel trim data? tables... 3 and 4 i think. would those tables already be using the ecm selected content setting? and also, if i properly...

i know with the GM vheicles, they cut the injectors out when you slow down. a lot of the time that causes the poping for a breif second. was very noticeable on my 4.3 with flow master exhaust....

02 gmc yukon with 5.3 and flex fuel.

iv tuned my sierra with a 4.3 easily enough and i feel just fine with the tuning process. i changed the histograms fuel trims to compensate for my chosen 14.2...

im selling my 02 sierra (4.3 5peed) and plan to keep my electric fan conversion setup (05 impalla fans), to install in my girlfriends 98 c1500 (4.3 auto). i wired the fans to the ecm and tuned the...

any suggestions on how to repair this. i dont recall doing any "setup" of short cuts. and i was hoping that resaving the file in a new location would have corrected any shortcut issues. iv also and...

i bought a new laptop friday night and downloaded the suite program. then i transferred all my tunes, logs, configs to the new computer using an external harddrive.

i can no longer go into the...

i have he smeproblem at the moment. just shut my comp down for he fist time since loading the software. hope it sorts out! iv hade hp tuners for over a year now but JUST switched to a necomputr...

i was also woundering about an update on the andriod situation. iv found a lot of posts from 11-12' and the prices for tables are becoming extremely attracitve! as well as something with a smaller...

so i have a 2002 gmc sierra with a 4.3 5spd. iv tuned it a few times doing a few different things i found online. last time i revisited my maf and ve i tuned off dynamic air flow and gave that a...

I figured it would make tuning a little easier seeings how this is my DD and I'll probably mess with it for a while. Haven't found much discussions about the benefits and what not so I can't exactly...

iv got a 4.3 in my truck and what im really looking for is to use RTT. jsut wasnt sure what OS to upgrade to (1 bar, 2 bar, etc). this is my daily driver and is still NA. iv dont have any plans for...

im woundering if i should pull the trigger on this upgrade for my DD. i was woundering how it works, how simple is it to use and also jsut how much of the ecm can you control with RTT?

i have a 2002 sierra 4.3 5spd. iv go some knock retard (3-6*) in some areas such as pulling a hill at high load. noticed first a slight hitch but didnt notice the knock retard until i scanned...

Is it normal for my maf cal to be off if I change my primary be table?

I can answer that on own, 4 or less long term is preferred. But that's all I can tell ya

hey all, posted here since the 4.3 uses the a lot of the same techniques as the v8s do. just wanted you guys to take a look and see if you have any tips for what iv done and what not. iv got decent...

as the title says, im currious as to what are good things to tune/change when tuning stock and lightly modded vehicles. right now im only dealing with my 02 4.3. but soon will almost be moving onto a...

Dang ur all over the place haha. I haven't been in a wifi area to send u my file yet. Just trying to be proactive with my phone.

Rookie question here, I'm looking to make a MAF - AFR ERROR histograph but I can't get it to work. Iv got a 2002 Sierra 4.3 (I'm aware this is the v8 section) 5spd. Iv done a good job with the ve...

so i need to start with ve and maf sensor tuning. whats the best histogram for maf tuning. i cannot get maf error to work.