Search:

thanks for the suggestions. is your truck cammed? 5 wire maf? 50lb flex injectors?

thanks a lot! i don't know how or why it got zeroed out... but thanks for catching it!

anything else that looks bad or goofy?

These are just cheap platinum ngk plugs.
Thanks for the afr suggestion.

Yes I'm drive by wire.

I'll double check the o2's.

*update - checked the o2's. they are on the correct sides.

ok. first post. first time using hptuners.

i've been researching and using the forums and tune samples as much as i can regarding my setup.

5.3 LM4 - gen 3 aluminum 5.3 engine - stock
BTR...

LT1 4.7
LT2 2.3

ST is usually -1,-2.

attached are the 02 sensor logs as well during the issue.

ok. i have an 03 s10 4.3 v6, 4l60e automatic. completely stock.

it has always had this issue:

between 2700-3200 rpm in 3rd gear under load, with the ac on, i will get hesitation, a random...

i have seen that i can copy shift values from a 5.3 fullsize... any truth?

i'm new to this. looking to buy the HPTuners Pro, as well as my credits...

i have a 2003 s10 with the 4.3 and 4l60e.

i'm looking to have a little better fuel mileage as well as overall...