GMC Truck Forum banner
1998 k3500
1-1 of 1 Results
  1. Introduction
    First time on this forum, helping out a friend with her "runs good" truck. She has a K3500 4x4 SRW flatbed with 454 engine. When the fuel tank gets below 1/4 full, the truck starts sputtering. Full tank, no issue until 1/4 full. She will replace the fuel filter first, and do a Dry Heat...
1-1 of 1 Results