I have a 93 s-10 4.3 tbi,surges, rough idle,stalls when put in gear,had a shop adjust timing but it idle fine but sputter when give it gas when driving,gave complete tune up.oil,plugs wires,rotor,cap,computer,coolant temp switch,fuel pump,sending unit,pick up coil,ign module,fuel filter,gasket under tbi,changed iac,checked the cat not plugged,egr works, injectors spray a cone shape, added some seafoam,had on a scanner all checked out?no engine light comes on?what next? any idea's,one thing though when i replaced the pick up coil i could not get the shaft out of the distr case,but had one from another motor same motor just used that one could my timming be way off now? it starts,pops right off, but dies as soon as put in gear? need help lost.

 

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