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prime fuel filter

  1. LB7 losing prime

    01-04.5 LB7 Duramax Powertrain
    Ok yall im stumped. I have a 2003 chevy 2500HD with the 6.6duramax. I have replaced the injectors and hard lines along with the fuel filter head and fuel filter but now i am constantly losing prime. I had it running after the injector change for about an hour then it would shut off and...
  2. Please help !!

    911 Problems Forum
    Hey, just changed my fuel filter, started the truck up, ran for about 10 seconds and died. Now it won't start at all? I don't think the priming pump on top is working? Any suggestions? Muchly appreciated..:confused: