There are 4 owner-reported fuel system complaints for the 2014 Chrysler 300in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
I SMELLED GAS IN THE CABIN THEN LATER AFTER FILLING THE TANK, I HAD GAS RUNNING OUT UNDER THE CAR. INVESTIGATION REVEALED MELTED PLASTIC AROUND THE FUEL PUMP ELECTRICAL CONNECTOR PINS ALLOWED GAS TO LEAK ON TOP OF THE TANK THEN RUN DOWN OUT OF THE TANK. I CHANGED THE FUEL PUMP ONLY TO HAVE IT HAPPEN AGAIN 5 MONTHS LATER. THE FUEL PUMP SITS LOWER THAN THE FUEL PUMP SO WHEN THE TANK IS FULL, ABOUT 3 GALLONS OF GAS WILL LEAK OUT. I FIGURED OUT THE CAUSE WAS FROM HEAVY OBJECTS, IN MY CASE, PEOPLE SITTING IN THE BACK SEAT BUT CHILD SEATS OR POSSIBLY GROCERIES COULD EXERT PRESSURE ON THE ELECTRICAL CONNECTOR CAUSING THE PINS TO HEAT UP AND MELT THE PLASTIC. I INSTALLED AN UPGRADED FUEL PUMP COVER MADE OUT OF ALUMINUM AVAILABLE AT WWW.FUELCONNECTORFIRE.COM AND AFTER MORE THAN A YEAR HAVE NOT HAD ANY MORE ISSUES.
VEHICLE FUEL PUMP FAILED AT 17,000 MILES DUE, APPARENTLY, TO ETHANOL CONTENT IN GASOLINE. CHRYSLER MARKETED THIS MODEL DURING THE 2014 YEAR AS A FLEX-FUEL VEHICLE (FFV). EVIDENTLY THIS PARTICULAR VEHICLE (AS WELL AS MANY OTHERS) ARE NOT ACTUALLY INTENDED TO BE FLEX-FUEL DESPITE CHRYSLER'S PRIOR ANNOUNCEMENTS AND THERE IS NO WARNING WHATSOEVER THAT THESE VEHICLES MAY NOT BE OPERATED ON A MIXTURE OF GAS-ETHANOL. THIS ISSUE COULD CAUSE SERIOUS INJURY OR LOSS OF LIFE IF THE FUEL PUMP WERE TO FAIL DURING OPERATION ON THE ROAD.
TL* THE CONTACT OWNS A 2014 CHRYSLER 300. WHILE FILLING UP THE VEHICLE WITH FUEL, THE CONTACT SMELLED FUEL FUMES INSIDE THE VEHICLE. THE CONTACT DID NOT KNOW WHERE THE FUEL LEAK WAS COMING FROM AND TOOK THE VEHICLE TO CULLMAN CHRYSLER DODGE JEEP RAM (300 BENCHMARK WAY, CULLMAN, AL 35057, (256) 615-2563). THE DEALER STATED THAT THERE WAS AN OVERFLOW FILTER THAT RAN WITH THE FUEL LINES CALLED THE FUEL CANISTER. THE DEALER STATED THAT IT WAS THE CONTACT'S FAULT FOR OVERFILLING THE FUEL TANK, WHICH CAUSED THE FUEL ODOR INSIDE THE VEHICLE. ON OCTOBER 1, 2019, THE CONTACT FILLED UP THE FUEL TANK AND THE VEHICLE STALLED, SPUTTERED, AND RETURNED TO NORMAL. WHEN THE CONTACT ARRIVED HOME, HE SMELLED FUEL AND NOTICED FUEL LEAKING FROM THE REAR PASSENGER SIDE QUARTER PANEL. THE VEHICLE WAS TOWED TO THE SAME DEALER WHERE THE LEAK WAS NOTICED CLOSE TO THE EXHAUST SYSTEM. THE DEALER CALLED BACK AND INFORMED THE CONTACT THAT HE OVERFILLED THE VEHICLE AGAIN. THE CONTACT CALLED THE MANUFACTURER AND THEY SIDED WITH THE DEALER; HOWEVER, THEY STATED THAT THEY WOULD DO FURTHER INVESTIGATING. THE CONTACT WAS INFORMED TO GET A SECOND OPINION AT ANOTHER DEALER. THE CONTACT INFORMED BOTH THE DEALER AND MANUFACTURER THAT HE SAW NO OVERFLOW OF FUEL ON THE GROUND. THE FAILURE MILEAGE WAS 34,000.
ON 01-17-2015 LESS THAN A MONTH AGO. WHILE DRIVING HOME, THE CAR SURGED/HESITATED AND SEEMED TO LOSE POWER. I ALSO NOTICED THE CHECK ENGINE ICON ILLUMINATED. I WAS ABLE TO MOVE TO THE EXPRESSWAY SHOULDER AND SHUT THE ENGINE THEN RESTARTED IT, BUT THE CHECK ENGINE ICON STILL WAS ILLUMINATED, AND THE SHIFTER WOULD NOT SHIFT. IT WAS LOCKED. NO P, R, N, D, OR S. I TRIED TO MAKE A TELEPHONE CALL VIA THE VEHICLE'S BLUETOOTH BUT ALL MY DATA BASE WAS GONE. IT WAS WORKING EARLIER IN THE DAY. I SHUT THE ENGINE AND EXITED THE CAR TO MAKE A CELL PHONE CALL. WHEN I RE-ENTERED THE CAR I WAS ABLE TO ENGAGE THE SHIFTER TO THE DRIVE POSITION, BUT THE CHECK ENGINE ICON WAS STILL ILLUMINATED, AS WELL AS OTHER INSTRUMENT CLUSTER ICONS WERE MISSING AND SOME WERE PRESENT THAT SHOULD NOT HAVE BEEN. HOWEVER THE CAR WOULD NOT MOVE UNTIL ABOUT 3000 RPM. WHEN IT FINALLY DID MOVE, IT MOVED VERY SLOWLY, RELATIVE TO THE ENGINE SPEED. FINALLY IT SHIFTED TO A HIGHER GEAR AND SEEMED TO DRIVE NORMALLY. I EXITED THE EXPRESSWAY AND DROVE AROUND THE RESIDENTIAL AREA TO RE-ASSURE MYSELF THAT THE CAR WOULD GET ME HOME SAFELY. IT WAS LATE SATURDAY NIGHT AND THE DEALER WAS CLOSED. I RE-ENTERED THE EXPRESSWAY TO RERUN TO MY HOME. I NEVER KNEW WHAT GEAR THE TRANSMISSION WAS IN. PADDLE SHIFTERS WERE INOPERATIVE. WHILE DRIVING HOME I THE NAVIGATION MAP WAS INTERMITTENTLY GLITCHING, INSTRUMENT CLUSTER ICONS SOME MISSING MANY FLASHING. ALSO NO CELL PHONE. THE DEALER CLAIMED THE PROBLEM WAS CORRECTED, BUT THE WORK ORDER STATED 181905A1 TRANSMISSION CONTROL MODULE, SOFTWARE FLASHED. I ASSUMED THE PROBLEM WAS CORRECTED BUT BECAUSE IT TOOK PLACE ONLY ONE MONTH OLD CAR, I BECAME APPREHENSIVE. THEY NEVER MENTIONED ANYTHING ABOUT THE ELECTRONIC/TIPM FAILURES THAT OCCURRED WITH THE INSTRUMENT CLUSTER. AT THIS TIME I HAD NO IDEA WHAT A TIPM WAS ! SLIGHTLY MORE THAN ONE MONTH LATER MY VEHICLE FAILED AGAIN THAT WAS A TIPM FAILURE.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026