Four problems related to ignition module have been reported for the 1996 Jeep Grand Cherokee. The most recently reported issues are listed below.
This is a commonly known defect with these Jeeps which has never been adequately addressed by the NHTSA. Someone is going to get killed if the manufacturer is not held responsible. Infamous stalling problem. Whether going 10 mph or 70 mph, vehicle will stall with no warning. Generally will re-start after turning off ignition, but not always immediately. On my Jeep, I have replaced the computer module, crankshaft position sensor, fuel pump, fuel filters, maf sensor, distributor cap, rotor, plugs and plug wires. I have had the computer module wiring harness reworked. Still stalls, and I have been forced to park the Jeep for safety reasons.
Fuel pump/gas tank/computer all need to be replaced as a result of deterioration of the gas tank lining. Fuel pump overheated, causing computer to malfunction and eventually break. How many people does it take to lose a ton of money because of a defective product that could be dangerous while driving to issue a recall.
The ecm causes intermittent power loss including loss of power steering and power brakes. This occurs at stops, turns, and normal highway speeds. The dealer service department reports that it is the ecm because "when they rap on it with a wrench during idling, is causes the car to stall. " the ecm does not record a failure.
Vehicle experiencing problem with starting; taken to independence shop and informed consumer ofan electronic module needed to be replaced due to rust/corrosion. Part was available for analysis. Please provide any further details.