There are 7 owner-reported electrical system complaints for the 2003 Jeep Wranglerin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
TL* THE CONTACT OWNS A 2003 JEEP WRANGLER. WHEN ATTEMPTING TO START THE VEHICLE, IT WOULD HESITATE TO START. SEVERAL ATTEMPTS HAD TO BE MADE IN ORDER TO START THE VEHICLE. ONCE THE VEHICLE WAS ABLE TO START, THE RADIO WOULD FAIL. WHEN THE BRAKES WERE APPLIED, THE VEHICLE WOULD STALL WITHOUT WARNING. THE CHECK ENGINE WARNING LIGHT WAS ILLUMINATED. THE CONTACT STATED THAT THE FAILURE ONLY OCCURRED WHEN OPERATING THE VEHICLE IN THE RAIN. THE CONTACT HAD NOT NOTIFIED A DEALER. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 38,425.
THERE IS NO LOW, MED OR HIGH FAN SETTINGS ON MY HEATER FAN. REPLACED HEATER RESISTOR, AND WIRING HARNESS DUE TO MELTED HARNESS. STILL NO HEATER FAN. SO AS THE LOCAL JEEP DEALERSHIP PARTS DEPARTMENT HAD ADVISED THAT THERE WAS AN ON GOING ISSUE THE HEATER FAN SWITCH. REPLACED THE SWITCH, FAN WORKED FOR ABOUT 2 HOURS DURING MY MAIL ROUTE... AFTER THE OVER WHELMING SMELL OF BURNING WIRES COMING FROM INSIDE THE DASH THE FAN QUIT WORKING. SO I CONTINUED TO FREEZE THE REST OF MY ROUTE AND HOPING THAT THE JEEP WAS NOT GOING TO CATCH FIRE. I HAD CONTACTED JEEP'S CUSTOMER SERVICE LINE TO VOICE MY CONCERNS, THE LADY TOLD ME THAT THERE WAS NOT MUCH THEY COULD DO FOR ME WHERE MY VEHICLE WAS OUT OF WARRANTY. I HAVE DONE SOME RESEARCH ONLINE AND THERE SEEMS TO BE QUITE AN ISSUE... I BELIEVE THAT JEEP SHOULD ADDRESS THE ISSUE EVEN THOUGH SOME JEEPS ARE OUT OF THE "FACTORY WARRANTY". THIS IS A HUGE SAFETY PROBLEM, AS TO ALL OF THE WIRES ARE FACTORY INSTALLED AND SHOULD BE CHANGED AND ADDRESSED QUICKLY. *TR
ABOUT 5 YEARS AGO I TOOK MY JEEP IN BECAUSE WHEN I HIT BUMPS MY RADIO WOULD GO OFF AND ON, WHEN I WOULD SHAKE THE IGNITION KEYS THE RADIO GOES ON AND OFF. TOOK IT TO THE SHOP ONCE THEY SAID THEY FIXED IT, DID IT AGAIN AND I TOOK IT A SECOND TIME, THEY CHARGE ME FOR NEW IGNITION SWITCH AND SAID MY KEYS WERE TO HEAVY CAUSING WEAR TEAR. A FEW DAYS LATER IT WAS HAPPENING AGAIN AND I GAVE UP WITH MY DEALER IN CHICAGO 60660. WHEN I HEARD OF THE RECENT RECALLS I E-MAILED MY LOCAL DEALER AND TOLD THEM THE ISSUE AND THAT NOW I CAN TURN OFF MY JEEP TAKE OUT THE KEYS AND RADIO WILL NOT SHUT OFF AND I FEAR MY SAFETY OF THE IGNITION TURNING OFF WHILE I AM ON THE HIGHWAY, AT 70 MPH. I WAS TOLD I COULD BRING IT IN BUT NOT COVERED IN RECALL. I CAN NOT AFFORD TO PAY MORE MONEY TO CHRYSLER FOR THIS ON GOING ISSUE AND WILL TAKE A CHANCE OF POSSIBLE DEATH SHOULD IT STALL. *TR
TURN SIGNALS WILL NOT WORK. *TR
TL* THE CONTACT OWNS A 2003 JEEP WRANGLER. WHEN THE CONTACT REMOVED THE KEY FROM THE IGNITION, THE RADIO AND INSTRUMENT PANEL LIGHTING DID NOT TURN OFF. THE DEALER STATED THAT THE IGNITION SWITCH NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 30,000. UPDATED 10/02/14*LJ
TL* THE CONTACT OWNS A 2003 JEEP WRANGLER. THE CONTACT STATED THAT THE MULTI-FUNCTION SWITCH WAS REPLACED TWICE WITHIN THE LAST TWO YEARS. THE CONTACT ALSO STATED THAT WHEN THE FAILURE OCCURRED, THE HEADLIGHTS, TURN SIGNALS, FOG LIGHTS AND INSTRUMENT PANEL FAIL TO ILLUMINATE. THE CONTACT STATED THAT THIS WAS MANUFACTURERS DEFECT BECAUSE THE WIRING TO THE SWITCH BURNED AND MELTED THE CONNECTIONS. THE FAILURE MILEAGE WAS UNKNOWN AND THE CURRENT MILEAGE WAS 165,088.
2003 JEEP WRANGLER TJ, THE CONTACT POINTS FOR THE 3RD BRAKE LIGHT ARE OPEN TO THE CARGO COMPARTMENT. HAD A HOCKEY STICK BLADE (MADE OF FIBERGLASS) TOUCH THESE CONTACTS AND CATCH THE STICK AND THE CARPET ON FIRE WHILE DRIVING. NOTICED BURNING SMELL WHEN SITTING AT A STOP LIGHT, THOUGHT IT WAS FROM ANOTHER VEHICLE, PULLED AWAY FROM INTERSECTION, LOOKED IN BACK AND THERE WAS A FIRE INSIDE THE RIGHT REAR CORNER. *TR
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