I thought it would be a good idea to have a main thread with all the how-to's listed from the stickies as well as any technical information so here they are. Thanks to all the guys that wrote up much of this info or arranged it so we can understand it haha. I also took some things fomr LS1Tech stickies. Let me know of others to add.
BEFORE POSTING TO ASK FOR HELP!! read this first
What does Proportional Fueling do?
What does the VE do?
STFT and LTFT: How does it work?
Dialing in the MAF
Dialing in the MAF Simple version by EC_Tune
Tips when using a wideband
HP Tuners .bin file Repository
Idle Tuning Startup Guide
Info on injector ratings
Injector ratings and how they work
Getting started, tuning info
Fuel Economy Tuning Ideas
Map Sensor Part #'s
Engine Modes
Disadvantage of Using MAF in Forced Induction applications
Difference Between 1/2/3 Bar MAP
Accuracy of 1/2/3 bar MAP sensors
Wiring up an LM1 in a C5 Vette
Why not to tune WOT with stock Narrowband Oxygen Sensors
Why is my Timing Higher or Lower than my Commanded Timing?
Great LS1 tuning info
Reduced power mode, why it happens and what the fix is
Max Line Pressure while in Speed Density, why it happens and what the fix is
Why is my Dynamic Cylinder Air reading so low while in Speed Density mode?
Final Explanation of the P0121 code
Why is PE not kicking in when I command it to & rather gives me a 14.7:1 afr?
What would cause my Trims to be -100 on my 97-98 LSx pcm'd vehicle?
VATS Relearn procedure - it takes 10 minutes
Car Going To Stoich At WOT when commanded afr is richer? Have you checked your TPS?
Transient Fuel discussion
Cars commanded AFR going very rich at WOT when PE table commands a higher AFR?
Only seeing a partial DTC listing
36# GTP Injector settings
Why is it that when you put values into the cells they almost always change to some other value?
Universal Injector Spreadsheet
Scanner config & histogram repository
General Symptoms & Causes thread
Metra GMOS