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  1. General Discussion
    Installed efi live on my truck with Idaho rob tunes the other night. Next day the AC doesnt work and the fuel gauge is pegged on E and low fuel light is on. The tank is full. Anyone got the fix??
  2. 01-04.5 LB7 Duramax Powertrain
    Just installed a dsp5 switch in my 02 LB7 over the weekend with tunes from idaho rob. Hopped in my truck the next day and the fuel gauge was pegged on E and the low fuel light is on. Its full. Just wondering if anyone else had problems with this or what the problem might be.
  3. 2007.5 + (GMT 900) Non Powertrain New Body Style
    I have a 2008 Silverado Duramax. It has the short bed so the fuel tank is the 26 gallon version. When I first got the truck, the gauge would read empty and the low fuel warning would display after using appx. 19 - 20 gallons of fuel. That has gradually lowered to the point where it now reads...
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