Have you checked your fuel fill line to make sure it has a good connection and not damaged?
2008 LMM 2500HD
ECM mod to the Duramilager
K&N dry intake
Modified hood for cooler temps
Bumper mounted LED light bar
6 tube 120psi train horn
Fusion controller for monitoring and DPF delete with
straight pipe and baffled muffler
2" torsion key lift and 5th wheel rails.