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    It should be the same info to make a Windows...

    It should be the same info to make a Windows driver; We need to know how to talk to the hardware (hardware protocol). Then, once we can talk to the hardware, we need to know what to say to make it do...
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    Shouldn't be difficult. However, we would need...

    Shouldn't be difficult. However, we would need some help/details from the EFI Live devs.
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    I downloaded it several times. In all cases, a...

    I downloaded it several times. In all cases, a Win 2000 install fails, while installation on Vista was fine using the exact same download.

    Here's the md5sum for my download:...
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    V7.5.7 Build 206 doesn't work on Win2K

    When trying to install the latest build on windows 2000 I get a "Not a valid Win32 executable" error. It works fine on Vista, but I run Windows in a VM under Linux, and Vista (and 7) are bloated...
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    I'm not sure I understand what you mean. Do you...

    I'm not sure I understand what you mean. Do you mean the TCM firmware won't let you read out the entire memory contents (OS + cal)?




    Therin lies the problem. a grand a year for TIS access...
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    On a bench, an hour+ read time is no big deal....

    On a bench, an hour+ read time is no big deal. Even if that is just a single read, and another would have to be done for verification, I wouldn't care if it took several hours.

    Using TIS is fine,...
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    I will try that, but I believe the problem is...

    I will try that, but I believe the problem is simply that this OS doesn't have the particular functionality I need. I will probably need to have it flashed with a different OS.

    Any idea when full...
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    Is this OS supported by EFILive?

    2007 A40 TCM, OS is 25821031. When I fire up the scan tool, it connects but doesn't do the "Validating somethingorother" scrolling bar routine that it does with my A46 TCM. When I select the PIDS for...
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    Transfer case ratios

    Is there a field in the LSB PCMs for altering transfer case ratios, or is it hard-coded in? The Allison TCMs have this, but I haven't found one in the LS PCMs...
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    WOT downshift delay - any way to fix?

    PCM is a "411", not sure which OS (don't have the tuning laptop in front of me at the moment). It's an 02 LQ4 with the stock PCM, backed by a 4L80E. No engine tune mods, only trans shift points...
  11. Thread: Gen III ETC

    by MaxPF
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    Thanks Taz!

    Thanks Taz!
  12. Thread: Gen III ETC

    by MaxPF
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    Gen III ETC

    I know the Atlas engine has a parameter for electronic throttle max opening rate. Do the Gen III PCMs on engines with ETC have any similar parameters?

    The engine in question is an LM7 5.3L, and...
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    I believe you. Which is why the max duty cycle is...

    I believe you. Which is why the max duty cycle is limited in software.
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    Hmm, interesting. At any rate, you cant run a...

    Hmm, interesting. At any rate, you cant run a high duty cycle or DC into a PPC solenoid or it will go up in smoke. With a DC resistance of only 5 ohms, and assuming a supply voltage of 13.6V,...
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    Not according to the info I have. They use the...

    Not according to the info I have. They use the same coil as the shift solenoids.
  16. Thread: Why Linux?

    by MaxPF
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    Sticky: I managed to wean myself off of Windows sometime...

    I managed to wean myself off of Windows sometime in the late 90's, and I haven't looked back. So far, the only two apps that I need Windows for are EFILive and SolidWorks. Since i don't use either on...
  17. Thread: Why Linux?

    by MaxPF
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    Sticky: Well, actually, the Mac OSX kernel is a...

    Well, actually, the Mac OSX kernel is a monolithic (with pluggable module support) version of the Mach microkernel. The rest of the os is basically BSD as you said.



    I use VirtualBox, running...
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    6 speeds use a PPC solenoid rather than the PWM...

    6 speeds use a PPC solenoid rather than the PWM solenoids used in the 5 speeds. The PWM solenoids have a DC resistance of over 20 ohms, which limits the current to a safe value even at 100% duty...
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    As it turns out, it probably isn't even needed....

    As it turns out, it probably isn't even needed. Before I had this OS flashed into the TCM I played around with the 25982140 OS that came in the new TCM. AFAIK that OS is for a later DMax truck, but...
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    Thanks guys!...

    Thanks guys! http://defiant.blogdns.com:5002/emoticons/bow.gif
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    Ahh, I had hoped that the retrieved and stored...

    Ahh, I had hoped that the retrieved and stored values were the actual values, and that only the displayed values were trimmed...

    Thanks for the help!
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    Out of range cal in a GM flash?

    I have a new 6 speed TCM that I had flashed by a friend who is a service manager at a local dealership. The flash is for a 2006 Silverado with the L18 8.1 gas engine.

    The controller itself is an...
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    OK, so I was using V7.5 for all the stuff I was...

    OK, so I was using V7.5 for all the stuff I was trying to do. I fired up the latest V8, made sure the bootloader and firmware was updated to the latest release, and read the TCM with V8. Since V8...
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    I have no idea why there are so many revisions on...

    I have no idea why there are so many revisions on the TCM's. It is possible that parts availability or cost of certain components forced minor redesigns. Having worked in the electronics industry for...
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    Looks like GM threw us both a curve ball. The...

    Looks like GM threw us both a curve ball. The controller I have is an A46, not an A50. I bought it directly from GM, and the parts guy (who has been a friend for years) showed be the list of...
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