Problems · by component
1998 Jeep Grand Cherokee engine and engine cooling problems
92 owner complaints to NHTSA about the 1998 Jeep Grand Cherokee cite engine and engine cooling, 6% of all 1,429 complaints for this model year.
Complaints
92
6% of all complaints
Crashes
0
Reported by owners
Fires
3
Reported by owners
Injuries
1
Reported by owners
What owners say about the engine and engine cooling
Verbatim from NHTSA complaints, newest first
“I JUST FOUND OUT I HAVE A CRACKED MANIFOLD, MY DRIVER SIDE DOOR HAS BROKEN PUT A NEW PART IN IT AND NOW THAT IS BROKEN,I HAVE ALSO HAD TO PUT A NEW TRANSMISSION IN IT WITH ONLY 148,000.00 MILES. IN 2006 I HAD TO FIX THE GAS TANK BECAUSE IT WAS BROKEN TOO. IS THIS NOT A RECALL PROBLEM????? ANY OF THESE, I HAVE HAD THE JEEP SINCE 2000 AND I BOUGHT IT WHEN IT HAD 20,000 MILES ON IT. PLEASE HELP BECAUSE THIS IS 2012 AND I ONLY HAVE 156,000 MILES ON IT NOW. THANK YOU. *JS”
“CAR STALLS WITHOUT WARNING, USUALLY WITHIN 40 MINUTES OF STARTING CAR. HAPPENS AT ANY SPEED, FROM 70 ON THE HIGHWAY TO 5 MPH ON OUR ROAD. NO WARNING. INTERNET SEARCH INDICATED MANY JEEP OWNERS WITH SAME SAFETY ISSUE AND NO PERMANENT FIXES. *TR”
“TL* THE CONTACT OWNS A 1998 JEEP GRAND CHEROKEE. THE CONTACT STATED THAT THE VEHICLE WOULD STALL WHILE DRIVING 30 MPH AND ABOVE. THE VEHICLE WOULD OPERATE NORMAL UPON RESTART. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC AND THE CONTACT WAS INFORMED THAT THE PCM NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE, BUT OFFERED NO ASSISTANCE. THE FAILURE MILEAGE WAS 162,000.”
“TL* THE CONTACT OWNS A 1998 JEEP GRAND CHEROKEE. THE CONTACT STATED THAT THE VEHICLE WOULD STALL WHILE DRIVING APPROXIMATELY 30 MPH. THE VEHICLE WOULD RESTART WITHIN A FEW MOMENTS AFTER THE FAILURE. THE VEHICLE WAS TAKEN TO VARIOUS INDEPENDENT MECHANICS AND THE WIRING SYSTEM IN THE ENGINE WAS REPAIRED. THE FAILURE CONTINUED TO OCCUR AND THE VEHICLE WAS TAKEN BACK TO A LOCAL MECHANIC. THE WIRING SYSTEM WAS REPLACED A SECOND TIME; HOWEVER, THE FAILURE CONTINUED TO OCCUR. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND OFFERED NO ASSISTANCE. THE FAILURE MILEAGE WAS APPROXIMATELY 200,000.”
“TL* THE CONTACT OWNS A 1998 JEEP GRAND CHEROKEE. THE CONTACT STATED THE ENGINE FAILED TO START AFTER SEVERAL ATTEMPTS. THE BATTERY WAS JUMP STARTED AND THE VEHICLE BEGAN TO FUNCTION NORMALLY. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER THREE TIMES FOR THE IDENTICAL MALFUNCTION. THE BCM WAS REPLACED TWICE AT DIFFERENT TIMES AND THE PROBLEM CONTINUED TO OCCUR. THE APPROXIMATE FAILURE MILEAGE WAS 58,896. THE VIN WAS UNAVAILABLE.”
“TL* THE CONTACT OWNS A 1998 JEEP GRAND CHEROKEE. THE CONTACT STATED THAT THE VEHICLE WOULD STALL INTERMITTENTLY AND WITHOUT WARNING. THE DEALER REPLACED THE THROTTLE POSITION SENSOR, INJECTION COIL AND THE FRONT AND REAR PINION GASKET HOWEVER, THE FAILURE PERSISTED. THE VEHICLE WAS TAKEN TO A PRIVATE MECHANIC WHO REPLACED THE IDLE CONTROL AIR VALVE MOTOR. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE NOR WAS THE VEHICLE REPAIRED. THE CURRENT AND FAILURE MILEAGES WERE 128,000.”
Showing 6 of 92 reports. Read every report on NHTSA.gov.
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 6, 2026NHTSA vehicle page
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.