Diesel Place banner
lb7 no start when hot
1-1 of 1 Results
  1. Duramax First Generation: 2001-2004 (LB7)
    I got a 2003 lb7 duramax with 320000 on it, I’m having a weird problem with it. When it sits say a day or two it fires up without a problem but when I shut it off after even 20 seconds of it running it will only crank and not start. When it sits the desired fuel rail pressure and actual fuel...
1-1 of 1 Results