2018 Fiat 500X problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
11 owner complaints analyzed
1 distinct recall campaigns
17,000 mi median reported failure mileage
Scope: 2018 model year. Data snapshot: . 3 complaints include usable failure mileage.
Most common problems
Engine is the most frequently named component, appearing in 7 of 11 complaints (63.6%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Transmission and shifting | 2 | 18.2% |
| Engine operation | 1 | 9.1% |
| Fuel system concerns | 1 | 9.1% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Engine | 7 |
| Electrical System | 5 |
| Power Train | 4 |
| Fuel/Propulsion System | 2 |
| Service Brakes | 2 |
| Structure:Body | 1 |
| Vehicle Speed Control | 1 |
Engine: 7; Electrical System: 5; Power Train: 4; Fuel/Propulsion System: 2; Service Brakes: 2; Structure:Body: 1; Vehicle Speed Control: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 3 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 3; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
Under 25,000 miles has the most reports with usable mileage (3). 8 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 4 |
| 2024 | 1 |
| 2025 | 1 |
2019: 2; 2020: 1; 2021: 1; 2022: 1; 2023: 4; 2024: 1; 2025: 1
Pattern summary
Engine leads the component reports. Transmission and shifting appears in 2 complaint narratives. Engine operation appears in 1 complaint narratives. Fuel system concerns appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11351568 · 2020-08-27 (August 27, 2020)
WE HAD SEVERAL INSTANCES WERE THE CAR BUCKS WHEN TRANSMISSION SHIFTS. WAS TAKEN TO DEALER AND UPDATES WERE MADE AND HAD NO ISSUES UNTIL AGAIN IT HAS STARTED AGAIN. NOT ALL THE TIME BUT EVERY ONCE IN A WHILE. AT SUNSET NOW BUT UNABLE TO DUPLICATE PROBLEM. THIS IS NOT THE FIRST ISSUE WE HAVE HAD. FIRST IT WAS THE FUEL TANK
Owner-reported narrative. 22,000 miles reported. Look up ODI 11351568 at NHTSA ↗
Owner report 11595749 · 2024-06-21 (June 21, 2024)
THE Transmission Valve Body Solenoid was diagnosed as not working. while i was driving on the highway without any indication the car just started slowing down . There was not a warning or anything, then the transmission service lights up, i had to have my car towed to a dealership however they informed me that there was never any service they were supposed to do on my transmission because of the type of vehicle i have. this part is expensive and not easily obtainable. car is still showing transmission issue.
Owner-reported narrative. Look up ODI 11595749 at NHTSA ↗
Owner report 11560961 · 2023-12-19 (December 19, 2023)
I purchased my 2018 Fiat 500X POP used in April 2023 with only 22k miles. This past weekend 12/16 when I would first start my car up and get ready to leave in the mornings after having been parked for the night, my car would start up normal and I could proceed down the street. The minute I apply the break my car would lose power, stall out or shut off completely. I would press the start button, release the break, shift the gear to drive and proceed forward. I would go about 20 mph as I was driving in a residential area then my car would stall …
Owner-reported narrative. Look up ODI 11560961 at NHTSA ↗