HP tuners Tune Info
HPTuner is much much more than a flash tool.
Plus there is a large risk in loading someone else's junk into your ECU. Some folks have some really strange ideas regarding tuning parameters, and you can easily cause serious damage to your motor.
Read the manual, read the posts in this forums tuner section https://ls1tech.com/forums/pcm-diagnostics-tuning-7/
Check in other forums tuning section as well for advice and insight.
Find a local tuner who uses HPTuner pay for a tuning session and ask him to show you the ropes and have you make the changes on your computer so you understand what is happening.
In the end you need to understand what a motor wants and how to manipulate a tune.
I started with OEM emmissions diagnostic training and from there attended DynoJet's tuning school, that gave me control systems understanding and dyno operation experience which can be applied to any tuning system. The rest is learning the tuning tools and combining that with my old school tuning experience gave me a good leg up.
The biggest mistakes I see with EFI tuning/experimentation is not having a back up, you must always save your last known good tune and your original starting point. Those files need to be saved in a second place besides your tuning computer. DO NOT KEEP ALL YOUR EGGS IN ONE BASKET! Back up your tuning files to another machine regularly. "My computer crashed and my car wont run!" or "I just reset "x" and now it won't run" are the most often heard complaints. My response to that is use your back up files to get back to where you were. Learn these habits early and save yourself from grief.
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It does not take into account for mfgr tolerance drift and other variables.
If you install a wideband O2 sensor and gauge you can use that input to help you make tuning decisions. But you really need in depth understanding what is happening behind the basics.








