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Type: Posts; User: ErikJ8.1

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    I had been looking for a while on what the...

    I had been looking for a while on what the difference was between analog, serial, and the cycling. Thank you!
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    I think what is happening is that the AC switch...

    I think what is happening is that the AC switch (the pressure switch) is sending a high pressure signal to the ECM. When I scanned the the truck ad add the AC pressure voltage to the data stream it...
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    I may have it figured out but I will need some...

    I may have it figured out but I will need some help. What is the normal AC pressure sensor voltage when static?
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    Is there a way to see in the scanner what is...

    Is there a way to see in the scanner what is commanding the fans on?
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    Your right, I just went out to check and the fans...

    Your right, I just went out to check and the fans stay on weather I have it set to defrost or not. I gave it some time after turn it off of defrost and they stayed on, ECT was at 30 to 100 during the...
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    My issue is with the fans running all the time...

    My issue is with the fans running all the time with the engine running (no matter the ECT). The fans shut off when I turn the ignition off.
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    8.1 E-Fans Stay On

    I installed the electric fan in my 02 Suburban 2500 with an 8.1 about 4 months ago. I used the harnesses from BP Automotive (for the fans and A/C) and all was working great.... until today. I went to...
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    VCM Scanner kills my radio

    I open the scanner and connect to my truck (2002 Chevy Suburban 2500 w/8.1 and 4L85e) and as soon as it starts to communicate with the truck the radio (stock radio) resets the time to 1:00 and it...
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