i have a 04 lly and have the code u0106 u0090 u0105 p0193 p0088 p0089. all these came up today. truck also has a bad knock to the idle. lastnite i put the ppe race valve ported cp3 fitting and the ported fuel rail fitting. can someone please help. i checked the glow plug wires and they are fine. my mods are 4inch strate pipe banks 6gun.

 

code p0193 is for injector pump, fuel pressure sensor, or fuel pressure regulator thats all i know and im on the injector pump for my 05 3500. hope it helps ya out.