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  1. 01-04.5 LB7 Duramax Powertrain
    Vehicle 2003 GMC Sierra 2500HD 6.6 LB7 Just got done changing out the Fuel Injectors and New CP3, all back together and go to start it and nothing. *Replaced the fuel system in the tank *Replaced one of the hard fuel lines which I accidently snapped *New ACDelco fuel filter *Rebuilt the fuel...
  2. Introductions
    I changed the injectors all out and cleaned the fuel line. Now the truck will turn over but not start. I loosed the fuel line on the fuel rail on the passenger side closest to the firewall but cannot fuel to come out. I have an AirDog lift pump and it is whirling like normal. I do have fuel at...
1-2 of 2 Results