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  1. Replies
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    There was nothing wrong with startup before I...

    There was nothing wrong with startup before I touched anything.. I may just return everything to the way it was but I wanted to experiment first. I really like the way the new dodges start, loud at...
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    So for example, when the truck starts now, it...

    So for example, when the truck starts now, it fires, small miss then runs, rpms go up (startup air) then they come back down. Trying to make it so it starts at the higher rpm then comes down and...
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    Slight stumble warm start

    Hello I have an LS1 B pcm on a 98 Chevy truck with the l31 engine. I've been adjusting warm start, 168F plus. The Truck always started well but I'm just looking for a louder/ more solid start. I've...
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    I hope that worked

    I hope that worked
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    23596

    23596
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    1998 Chevy truck and I am using a 411 pcm with a...

    1998 Chevy truck and I am using a 411 pcm with a 4l60e transmission. What I don't understand is the TCC stays locked when off the throttle at any speed over 65 km/h. If I'm cruising at 70km/h and TPS...
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    4l60e TCC Lockup unlocking at 0% throttle

    I'm having this issue where my TCC unlocks at 0% throttle at 65 km/h. When logging, "TCC Off due to Minimum throttle" value goes to yes. I can't for the life of me figure out why since I have TCC...
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    This is just a shot in the dark but after...

    This is just a shot in the dark but after comparing the cax Files to the efi live factory parameters, It looks like I should erase B9000,B9003 etc from the cax files as they are already in the...
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    According to the Cax file, the latest...

    According to the Cax file, the latest modification was made by Joe and is version: 7.2.3
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    Joe, why is it that every time I open up the tune...

    Joe, why is it that every time I open up the tune tool I get multiple error messages saying B9000,B9003,B9006 etc are not allowed/overlap. Is there a way around this? will I damage my pcm by flashing...
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    Copying cax files

    I have a question regarding these new to me fax files, I've read up on the forum for many days but I can't make sense of one thing. I have a 411 pm / operating system 12212156, I've downloaded the...
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    I would like to compare my tune to stock but it...

    I would like to compare my tune to stock but it has been previously tuned so that isn't really an option unfortunately. My truck has a cam in it. Comparing it to a stock file from that same truck, my...
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    I did also disable rolling idle and that did help...

    I did also disable rolling idle and that did help but somehow it still accelerates on it's own!
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    The follower remains at 0 g/s according to the...

    The follower remains at 0 g/s according to the scan tool, which it should be as I am not even touching the throttle. If I get off the brake after a stand still, it slowly accelerates and once it...
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    Weird Throttle CrackerIssue

    Hi, I am having this weird issue where My truck will have the cruise control effect. I have zeroed out the throttle cracker values from 400 to 1600 RPM's, while monitoring the Throttle Cracker in the...
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    Thanks for the reply, I was referencing both the...

    Thanks for the reply, I was referencing both the B4315 and B4316 Tables, essentially increasing any one of these tables will increase airflow, or am I missing something?
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    no One?

    no One?
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    Throttle Follower, Why is it used?

    I ended up moving this thread here instead of the ls1 specific, hopefully I will get some answers here, So before you all start posting links on throttle follower and cracker, I will say that I spent...
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    Throttle Follower, why is it used?

    So before you all start posting links on throttle follower and cracker, I will say that I spent my weekend reading up on them I and know pretty well what they do an when they get...
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    Why would the PCM ever want to do a Partial lock?...

    Why would the PCM ever want to do a Partial lock? Also, I was monitoring my TCC Duty and when the TC is unlocked, Duty is steady at 100% but once the TCC applies, Duty drops to about 98%. Why would...
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    So changing the min/max pressures would't do...

    So changing the min/max pressures would't do anything?
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    4L60E TCC Parameters

    Hi, I read up on how to adjust the TCC Parameters but have one last parameter that is still a mystery to me, TCC Min and Max Pressures. I have already adjusted the PWM min to 90% and max to 100% and...
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    That's what I wanted to know, thanks!

    That's what I wanted to know, thanks!
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    4l60E Trans Shift VSS Vs Rpm

    Hi all, I am new at tuning and have a quick question. What is the difference between the Trans "shift at VSS" parameters and the Trans "shift at RPM"? Will the transmission favor one or the other?
    ...
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    New to efi, questions before buying

    Hi all, I am new to the tuning world and would like to buy a tuning software. I was leaning more towards efi live than hp tuners (98 gmc sierra, 411 pcm and 2001 Camaro). I've got a few questions...
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