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well i hope the dyno tuner did something the normal person cant do. the shop he works at is one of the top corvette go fast places in the country.
I started truck, 1200 rpms, solid, very little...

ill look more in the am

just did a quick look
i didnt see anything crazy. It, the afr does move a bit, but thats pretty normal.
What i did see is 10. AFR being comanded and 14.12 or so while in cruise.
What fuel are you...

can you post up a log so we can see what its doing, and be able to see your settins.,

uploaded your latest and went for a quick ride around the block.
was able to let it idle and two WOT runs up to 60 mph.

Ran and drove fine, idled nice. made about 10 stops, didn't feel anything...

i saw your email a few minutes ago. No i have not uploaded your latest.
I only drove a few minutes, around the block, the vehicle appeared fine, as in it was idling when it was supposed to.
to me...

so curiosity got me.
i uploaded an earlier unmodified tune and it idles fine, drives fine, nearly no issues. I say nearly because its not perfect :)

here is the tune, here is the log.


this...

1 no tapping the throttle raised it up and it never came down. I turned the engine off.
2 throttle body was brand new GM, been working fine since i installed it. Jun 23, 2023 was when i installed...

i uploaded yours to try.
it surged in idle from about 800 to 1300 for nearly exactly 2 mins, then went near steady idle of 1200
check out the log

145718

i didnt see this until now.
before i try yours, i pulled 30% of VEE and VT down low at idle.
I also multiplied by 50% half the fuel trims i had logged in the VEE.
And modified the MAF via the log...

no need for more posts on the same thing.
we all see you, but you havent provided what we need to see to help you.
So, help us, help you.

Every change you make, such as replaced the spark plugs, you need to run a log and post it here for us to see.
Your tune and your data log needs to be posted.

Or else we are like slow-poke...

1 hour and 12 minute log

idle same 1200.
at end, in my driveway, in park, goes up to 1400 rpms

i guess its too big to upload

will mail to you higgins

Currently have both positive and negative cables together to drain any power from capacitors or anything like that.
Will keep them like that for approx 15 mins.
Will rehook up battery, key on,...

a couple of minutes, but no idle didnt come down.
if i force it to 600 it will, but without still 1200 idle

145703

Id quit using this post and go back to your original post with ALL THE INFO given over there...

still 1200 RPM idle
past that seems to run/drive normal
lots of adjustment still needed according to the log

145684

would be cool if there were updates to help others

is the trans 'built' or all stock with a stall?

i had problems with rpm dips somewhat like youre talking about. Only see/hear it on long trips.
Ended up turning off PWM in the tune for the...

id call AA and send them your log.
they obvoisuly know what theyre doing, so let their techs help you.
Maybe they sent you the wrong tune.

Ive worked with magnusson on a few and i would data...

yes it appears everything is off. I uploaded your latest and went to a local hang out last night, so here is a 10 minute drive to the spot.

I did nothing just uploaded and drove. It hangs at 1200...

thank you

I tried adding the maf ve to the log, but i must have not paid attention to what i was doing, as the log was stuck on 95 of the map

here is a log, useless, but i own my mistakes.

145637

yessir 100%

yes i have the 6.3 intake and throttle body on my 5.3
I forget what i had to change now, but intake size, throttle scaler, and i think something else. I'd have to do a compare to remember. But this...