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You replace sparkplugs,plug wire,tps,map,cap and rotor.Thats good,If the vehicle runs and you come to a stop and it stalls,That is the IAC (Idle air control) you say it ran fine for a week now its acting up, Service the IAC or get it replaced.
CHECK ASD RELAY THAT IS AUTOMATIC SHUTDOWN RELAY IN THE POWER DISTRIBUTION CENTER UNDER THE HOOD IN ENGINE COMPARTMENT.IF ASD RELAY GOOD PROBLEM COULD BE CAMSHAFT SENSOR IN THE DISTRIBUTOR.TO SAVE TIME AND MONEY HAVE JEEP SCANNED FOR CAMSHAFT SENSOR AND CRANKSHAFT SENSOR FAULTS.
SOUND LIKE FUEL PROBLEMS.IF IT BEEN A WHILE.REPLACE FUEL FILTER.IF THAT DONT HELP.CHECK FUEL PRESSURE.IT SHOULD BE 47 - 51 PSI. IF PLUGS + WIRES +ROTOR +DISTRIBUTOR CAP.HAS BEEN CHANGE FOR A LONG TIME REPLACE THEM ALL.IF ALL IS GOOD.SCAN IT TO CHECK.TO SEE IF EGR VALVE STUCK OPEN.