There are 1 owner-reported engine complaints for the 2017 Fiat 500in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
USING A LARGE AND RELATIVELY HEAVY KEY RING AND INADVERTENTLY HITTING IT WHILE ADJUSTING THE RADIO CAUSED THE ENGINE TO SHUT DOWN WHILE DRIVING ON A CITY STREET ON THREE OCCASIONS. REMOVING THE KEY RING AND USING THE KEY WITHOUT A RING SOLVED THE PROBLEM. AFTER REMOVING THE KEY RING THERE WERE NO MORE INCIDENTS.
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