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  1. Duramax Second Generation: 2004.5-2005 (LLY)
    I’m stumped here and hoping someone can shed some light on what to go after. Background: I started getting the dreaded low coolant light and after topping off the res a few times, I came to terms with needing new head gaskets. I bought the kit with studs from merchant and the truck has been...
  2. Duramax First Generation: 2001-2004 (LB7)
    No power to ficm truck was running really good up as died one day. Took to gm dealer they can’t figure it out no power to ficm. Sent ficm and ecm off to g7 computers they said both had software issues and fixed and sent back still no power to ficm. No power at all. Checked harness no blown...
  3. 6.5L Diesel Engine
    I’ve got a 1996 Chevy Cheyenne K2500. It has full power in park and neutral but no power when in drive. NEW- FUEL FILTER LIFT PUMP INJECTION PUMP GLOW PLUGS OIL PRESSURE SENSOR Air filter it will cut off if i give it any pedal in gear but it will redline in park.
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