vehicle starts and stalls
Why does my truck start & stall repeatedly? Vehicle: 1993 Chevrolet C3500 454/7.4 OEM Fuel: OEM TBI, Fuel Pressure 10 psi steady gauge, clean spray Ignition: Distributor MSD 8336 new, ICM in Distributor tested OK, but replaced anyway no change in start stall. Coil MSD 8226 new, New Plug Wires: 8.5 silicone Used Spark Indicator on coil, distributor output, & on spark plugs all OK. Timing: Verified Cylinder 1 TDC with camera, verified Crank Timing mark on Dampener, verified Distributor on Cylinder 1 set at 4 degrees TDC with ECU disconnected. No ODB Error Codes, No Blown Fuses, Verified all Grounds & Battery Health