Search:

Hey can someone help me out, I just swapped a P59 ECU in an 03 Sierra that had a bad pin on the fan control, fans where on all of the time. I put in a a P59 from an 05 Express, I have everything...

I have adjusted but no log yet, on the weekend I will be out far a bit of a drive and see what I get

The reg return is right on the adjustable regulator and has the return on the rail has been blocked off and removed at the tank. So should I turn down the fuel pressure and log again. Will also raise...

I have tried to tune my 03 Tahoe. I have followed CSSOB tuning guide on Youtube https://www.youtube.com/watch?v=PG4LKjib3Ug&t=5s
And have data logged a god drive. I can not get a smooth VE table,...

Should I not see them in the chart VS Time on the bottom. I am new at this so bare with me. I want to tune the truck and have been following CSSOB on YouTube, but when I try to change the VE table it...

I did a data log on my 03 Tahoe, when logging I am not getting any info back from the B1 O2s, B2 is turned off. I replace both sensors new, then did a 30-40 min drive, no data.
When I connect to...

Yeah a wide band is in the future, and I will be disabling the Flex fuel. I just read the codes on my truck and it is throwing that code. I had run new fuel lines when I installed the new Walbro 450....

This is the very first tune, or will be if I can figure it out. I am running pump gas, none Ethanol.
So should I flash in with no Maf and then re log and work from that?

New to tuning, first crack at this. I am following along with CSSOB on Youtube for a first flash tune. I am to the VE table and when I copy and paste special I get a very jagged and not smooth...

have several codes P1516 Throttle Actuator Control (TAC) Module, P2018 TAC Performance, P1518 Electronic Throttle Mod to PCM Communication , has a couple others but they are from the evap system.
...

Disregard double post.

I have an 03 Tahoe, has the 5.3L. The TAC seems to be going out, and will need replacing, can HPT fix/match the new module to the old pedal and related parts.
I am new to this so be gentle LOL....