Sounds like you are loosing prime. Check the fuel filter and WIF sensor. If they are not tight then it will die. Also, can you pump the primer bulb and it gets hard?
Justin 2001 LB7 Silverado 2500HD LT CCSB 4x4.
EFI Live by Idaho Rob, 431K+ and rolling, Undercover Bed Cover, Vortex spray in bed liner, Westin steps, Bilstein Shocks, Road Master Active Suspension, M/A Pump Rub Kit, PPE Trans Cooler, MBRP 5" Exhaust, Edge Insight CTS, K&N drop in filter, AirDog II 100 w/ CAT 751, LLY FF Housing w/ Racor, Running on LMM Blacked out Wheels & Michelin LTX M/S2 tires.
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Lincoln Diesel Specialties