What does changing the minimum time limit do? Changing from .4s to .1s seems like a pretty big change, being only a quarter of its original value. Also i dont seem to have a sperate force motor pressure for normal / performance. Just one for 0-110 and one from 110- 200 (rough values, cant open tuner...

Will installing a speedo corrector from Jaycar fix my speedo on my VXII once i change from 3.08 to 3.46 and fix my shift points aswell? I've been doing a heap of research into flashing my pcm to fix it.. but this sounds easier

Ive got VX SS rims so 235/45X17

Okay, So to confirm. leaving the ECU 100% stock, it should drive like it does now, and shift correctly. Only if i adjust the PPK values to get the speedo correct, will I encounter these issues with the engine revving too high. And if i leave it alone, my speedo will just be out? Am i able to adjust ...

Is there a guide as to where i would adjust transmission line pressures? And how to do this.... I wonder if anybody has made a template of some sort for a stock 4l60e tranny to get best shifts out of it.

This may sound stupid, but what is WOT?

Having a look through the upshift / downshift tables, it looks like the VX actually changes gears depending on TPS and Speed. There is no indication that gear changes are decided by RPM. All research ive done also seems to support this fact, and what holden202 is saying sounds about right to me, Wha...

Hey guys! I've finally decided to take the dive into some good ol' tuning for my VXII V6 N/A Commodore. I've done alot of reading around, and i just want to make sure that I'm understanding things correctly and heading in the correct direction! Firstly, it is the PCM that gets flash tuned, not the E...