2018 Alfa Romeo Stelvio power train problems
12 owner complaints filed with NHTSA name the power train on the 2018 Alfa Romeo Stelvio — 10% of all complaints for this model year.
What owners report
“My vehicle has been subject of multiple recalls, however the current recall is a significant one and has been pending for months with no end in sight. I am concerned The manufacturer and dealers are not taking this seriously and the delay is causing additional damage to my vehicle. Additionally…”
filed Jul 6, 2026
“My 2018 Alfa Romeo Stelvio was diagnosed by a certified Alfa Romeo dealer with a major engine defect involving coolant mixing with oil. The diagnosis revealed internal failure likely stemming from the oil cooler or head gasket, and the parts estimate alone was over $17,000 — not including labor…”
filed Jul 15, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
The vehicle will exhibit a service transmission/check engine warning indicator for the following transmission models: 845RE, 8HP45, 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV, 8HP75-LCV, 8HP90, 8HP95. Transmissions may…
S2621000003 REV.A · Service Bulletin/Repair Instructions · issued Mar 9, 2026
Power Train problems in other Stelvio years
| Year | Reports | Share |
|---|---|---|
| 2019 Stelvio | 1 | 3% |
Other reported problem areas on the 2018 Alfa Romeo Stelvio
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.