[johnhudgens]

Blazer sat for ten years. put new battery in it, add fuel and fuel treatment. it started right up. running rough. at this time it will run fine until it reaches operating temp. then it starts to die when you come to a stop. it starts back up and drive most of the time. sometimes hafto tap gas to get it going. i have changed the following parts...fuel pump.fuel filter.fuel reg.throttle position sensor. idle air motor twice.igition coil. plugs. wires.spark control module.map sensor.temp sensor.oil presuresensor. broken vac hoses. Im at aloss here. i cant stop pulling my hair out. could it be the ecm malfuntioning intermit...? help.....