NHTSA Complaint #10493533 — 1997 JEEP GRAND CHEROKEE

DRIVING AT STEADY 35 MPH ENGINE STARTED TO STUTTER,LOST POWER AND STALLED UNEXPECTEDLY. TOOK A FEW TIMES CRANKING TO RESTART,FINALLY STARTED. THIS HAS OCCURRED INTERMITTENTLY WITH NO WARNING OR DASH INDICATOR LIKE CHECK ENGINE LIGHT COMING ON. NUMEROUS REPAIR ATTEMPTS AND THOUSANDS SPENT SINCE,PROBLEM STILL OCCURS NOW AVERAGE OF TWICE WEEKLY. OCCURS AT DIFFERENT SPEEDS,TEMPERATURES AND CONDITIONS. HAVE FOUND ONLINE REFERENCE TO MANY SIMILAR STALLING PROBLEMS FOR PEOPLE AROUND US. DEALER SAID THERE IS NO RECALL OR BULLETINS THAT WOULD HELP FIX,VERY HARD TO DIAGNOSE. FINALLY FOUND THAT IF JIGGLE WIRE CONNECTOR TO ENGINE E.C.U. COULD MAKE ENGINE STALL. E.C.U. HAS BEEN REPLACED BUT WEBSITE ELECTRICAL ENGINEER SAID THE WIRING PULLS DOWN ON THE CONNECTORS EVENTUALLY FRACTURING THE SOLDER HOLDING CONNECTOR PINS AGAINST INNER CONNECTIONS CAUSES THIS.HE PROVED BY RESOLDERING AS NEEDED BUT SAID THE WIRE ROUTING AND 90 DEGREE ANGLE TO THE CONNECTORS WILL CAUSE RECURRENCE. *TR