Hello everyone i could really us some help... I have a 89 IROC 5.7 thats been hell.. It has a hard start and is sluggish the idle is like always low..after it warms up it will start fine till it cools off. it has a miss and the power isn't consisting most of the time it has a lose of power.. when driving it has a little bit surge not sure if its the torque converter or a fuel delivery problem.. ive put some parts into it and no change.. cap rotor,wires,plugs, coil, pick up coil, ICM,TPS,o2 sensor,egr temperature switch, I've tried a used set of injectors with no change,i have 42psi at the rail... i know im forgetting somehing ... gonna make a video on YouTube and put a path from here.. 0i know what i forgot .. i do have pulse at the injector.. Thanks for any help..

 

Sorry same problem here 87 GTA 5.7. Bringing it in soon. Did you find a solution?