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Attn techs, about reprogramming C5 computer

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Old Dec 28, 2001 | 06:14 PM
  #1  
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Burning Brakes
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Default Attn techs, about reprogramming C5 computer

When hooked up to the TECH2 in a C5 (2000) why does it need a special Kent Moore tool hooked up to the car in order to program it? And what exactly does this tool do? I had a look at one and its a **** with a couple flip switches. GM never makes things easy!


Aaron Lephart
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Old Dec 29, 2001 | 01:06 AM
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St. Jude Donor '13
Default Re: Attn techs, about reprogramming C5 computer (GTP)

If programming is interupted for some reason,PCM meltdown will occur :smash: The Kent-Moore gizmo helps prevent interuption :yesnod:
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Old Dec 29, 2001 | 01:19 AM
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Burning Brakes
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Default Re: Attn techs, about reprogramming C5 computer (C-5 TECH)

Is it possible to still flash it but just be very careful (double check voltage, connections etc)?

Aaron Lephart
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Old Dec 29, 2001 | 01:39 AM
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Default Re: Attn techs, about reprogramming C5 computer (GTP)

I think the device prevents other computers from talking to the pcm during programming.

I think you're taking a risk in reprogramming without it.

Eric
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Old Dec 29, 2001 | 01:39 AM
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St. Jude Donor '13
Default Re: Attn techs, about reprogramming C5 computer (GTP)

Correct,it is not absolutely required...Maintaining proper voltage is important.I always let the vehichle run 5-10 minutes prior to assure of a fully charged battery...Turn off the radio,twilight,climate control,etc,when programming :yesnod:
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Old Dec 29, 2001 | 02:42 AM
  #6  
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Burning Brakes
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Default Re: Attn techs, about reprogramming C5 computer (C-5 TECH)

DAMN GM! Thanks for everyones replys......will let a dealer do it.

Thanks,
Aaron Lephart
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Old Dec 29, 2001 | 05:10 AM
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Default Re: Attn techs, about reprogramming C5 computer (GTP)

Is your all bore motor in?
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Old Dec 29, 2001 | 01:49 PM
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Default Re: Attn techs, about reprogramming C5 computer ('98 Six Speed)

Its in and MMS was just waiting on stock calibration to be flashed back into the PCM (hence the thread) and an exhaust. I came up Friday with an exhaust/TECH2 and ran into the problem flashing the car. The exhaust is on as far as I know and they are going to drive the car up to a friend locally at a dealer to return code to stock and then tune it that day. (Wednesday) Its now looking like Thurseday I will pick it up......unless another wrench is thrown into the plans.

Aaron Lephart
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