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  1. Duramax Third Generation: 2006-2007.5 (LBZ & LLY)
    I have a 2007 2500HD classic(LBZ) Is it possible for a Fuse Block to cause P0606 and P0301? The part number 15823513 is discontinued but part number 15139209 shows to fit my truck. Does anyone know if this is correct? The parts list of parts replaced is very long and I'm running out of options.
  2. Duramax Third Generation: 2006-2007.5 (LBZ & LLY)
    2007 2500HD classic(LBZ) Code P0606 and P0301. Truck misfires and Tach goes crazy. Misfires mostly if trying to accelerate but sometimes just randomly. Has new crankshaft sensor, camshaft sensor, injector wiring harness, engine wiring harness, cp3, injectors, ecm, tcm, battery cables w/upgrade...
  3. Duramax Third Generation: 2006-2007.5 (LBZ & LLY)
    My 200,000 mile 2006 LBZ recently started having an intermittent misfire on #1 cylinder about 6 weeks ago. Sinister EGR delete - with intake elbow - installed 2 months ago. Stock turbo pressure. 170(+/-) misfires in 20 minutes. Not smoking. New injector and connector just replaced last week...
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