What are the most common Fiat Uno problems?
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2010-2021 Fiat Uno has 6 documented issues. The most frequently reported are: Fuel Pump Malfunction Causing Engine Stalling — Official Recall (Firefly 1.0/1.3, 2016-2017), Dualogic/GSR Automated Manual Transmission Faults and Neutral Drop-Out (Including 2019 Recall), Takata Airbag Inflator Rupture Recall (2013-2014 Models). Of these, 3 are rated critical and should be addressed promptly.
Is the Fiat Uno reliable?
The 2010-2021 Fiat Uno has 6 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 3 issues are rated critical: Fuel Pump Malfunction Causing Engine Stalling — Official Recall (Firefly 1.0/1.3, 2016-2017) and Dualogic/GSR Automated Manual Transmission Faults and Neutral Drop-Out (Including 2019 Recall) and Takata Airbag Inflator Rupture Recall (2013-2014 Models). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Fiat Uno problems?
Repair costs for known Fiat Uno issues range from $0 to $1,200, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Fuel Pump Malfunction Causing Engine Stalling — Official Recall (Firefly 1.0/1.3, 2016-2017), typically costs $0-$0 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What year Fiat Uno is the most reliable?
Reliability varies across model years of the Fiat Uno. Based on documented issues, problems are most commonly reported in earlier model years. Au7o recommends checking the specific known issues for your target year before purchasing, and having a pre-purchase inspection performed by a qualified mechanic. Our known issues database covers the 2010-2021 Fiat Uno with 6 documented issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports.
What is the 2016-2017 Fiat Uno Fuel Pump Malfunction Causing Engine Stalling — Official Recall (Firefly 1.0/1.3, 2016-2017)?
Fiat issued an official recall (announced via PROCON-SP) for the Uno with Firefly 1.0 and 1.3 engines, model years 2016/2017 (chassis range 9BD195A4NH0722618 to 9BD195A4NH0785160), for a malfunction in the fuel pump mechanism. The failure can cause irregular engine operation and… Repairs typically run $0-$0. Severity: high.
What is the 2011-2019 Fiat Uno Dualogic/GSR Automated Manual Transmission Faults and Neutral Drop-Out (Including 2019 Recall)?
The single-clutch automated manual offered on the Novo Uno (Dualogic on the 1.4 Fire Evo, GSR on the 1.3 Firefly 'Uno Drive') is the model's most expensive weak point. Chronic failure modes documented by Brazilian transmission specialists include worn or mis-calibrated clutch act… Repairs typically run $350-$1,200. Severity: high.
What is the 2013-2014 Fiat Uno Takata Airbag Inflator Rupture Recall (2013-2014 Models)?
The Fiat Novo Uno was included in one of Brazil's largest safety recalls: 138,116 Fiat vehicles (Uno, Palio, Grand Siena and Doblo, model years 2013-2014) were recalled for defective Takata front airbag inflators. Prolonged exposure to heat and humidity degrades the inflator prop… Repairs typically run $0-$0. Severity: high.
What is the 2010-2016 Fiat Uno Plastic Thermostat Housing Cracks and Coolant Leak (Fire Evo 1.0/1.4)?
The chronic Achilles' heel of the Fire Evo 1.0 and 1.4 engines used in the Novo Uno through 2016 is the thermostat valve housing (carcaça da válvula termostática), which is made of plastic. With age and engine heat the plastic dries out, cracks and starts leaking coolant. Owners… Repairs typically run $30-$90. Severity: medium.
What is the 2017-2021 Fiat Uno "Start-Stop Unavailable" Warning — EFB Battery Degradation (Firefly 1.0/1.3, 2017+)?
On Novo Uno models with the Firefly 1.0/1.3 engine and the Start&Stop system (2017 onward), a very common complaint is the system silently going inactive: the engine stops shutting off at traffic lights and the cluster displays "Start-Stop Indisponível" (Start-Stop Unavailable). Repairs typically run $140-$280. Severity: low.
What is the 2011-2021 Fiat Uno Front Suspension Knocks and Squeaks (Stabilizer Links, Bushings) with Widespread Interior Rattles?
Persistent noise from the front suspension is a recurring complaint among Novo Uno owners on Reclame Aqui and the Clube do Uno Brasil forum, frequently accompanied by interior rattles from doors, window glass and trim. Owners report knocking and creaking over bumps — often from t… Repairs typically run $40-$150. Severity: low.
