There are 4 owner-reported electrical system complaints for the 2008 Hyundai Tucsonin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
ELECTRIC LOCKS NO LONGER WORK VEHICLE MUST BE MANUALLY LOCKED AND UNLOCKED. *TR
TL* THE CONTACT OWNS A 2008 HYUNDAI TUCSON. THE CONTACT STATED THAT THE SPEED CONTROL KNOB FOR THE AIR BLOWER BECAME HARD TO TURN AND REQUIRED EXCESSIVE FORCE. THE CONTACT DISCOVERED THAT THE CONNECTOR FOR THE BLOWER CONTROL WAS SLIGHTLY MELTED. THE CONTACT REPLACED THE BLOWER CONTROL MODULE AND NOTICED THAT THE GROUND WIRE MELTED INSULATION. THE CONTACT MENTIONED THAT OVERHEATING OCCURRED IN SPEED FOUR. THE VEHICLE WAS TAKEN TO DEALER. HOWEVER, THE FAILURE WAS UNABLE TO BE DIAGNOSED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 70,000.
TL* THE CONTACT OWNS A 2008 HYUNDAI TUCSON. THE CONTACT STATED WHILE DRIVING 75 MPH THE CONTACT ATTEMPTED TO SOUND THE HORN TO AVOID A CRASH AND THE HORN DID NOT WORK. THE CONTACT STATED THE HORN WAS VERY HARD TO PUSH. THE CONTACT TOOK THE VEHICLE TO THE DEALER WHO WAS UNABLE TO DIAGNOSE THE FAILURE. THE HORN WORKED PERFECTLY FINE WHILE THE VEHICLE WAS INSPECTED BY THE DEALER. THE CONTACT WAS CONCERNED THAT THE AIR BAG WOULD NOT DEPLOY DUE TO THE HORN MALFUNCTIONING IF A CRASH OCCURRED. THE DEALER STATED IF THE AIR BAG MALFUNCTIONED A LIGHT WOULD FLASH ON THE INSTRUMENT PANEL; HOWEVER, IT WAS CURRENTLY WORKING. THE FAILURE MILEAGE WAS 18,199.
HORN DOESN'T ALWAYS WORK. MAY STOP WORKING FOR A FEW MINUTES UP TO A FEW DAYS AND THEN IT WORKS AGAIN. TOOK IT TO THE DEALER AND IT WASN'T WORKING ON MY DRIVE THERE. OF COURSE WHEN IT WAS BEING SERVICED THE HORN WORKED. THE HORN WORKED FOR ANOTHER TWO DAYS AND STOPPED WORKING AGAIN FOR ONE FULL DAY AFTER WHICH TIME IT STARTED TO WORK AGAIN. *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