There are 2 owner-reported engine complaints for the 2020 Subaru Imprezain NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
White smoke mechanic claims oil mixed with the antifreeze. And stated that the engine needed to be replaced.
TL* THE CONTACT OWNS A 2020 SUBARU IMPREZA. THE CONTACT STATED THAT WHILE DRIVING AT AN UNDISCLOSED SPEED, THE VEHICLE LOSS MOTIVE POWER AND STALLED WITHOUT WARNING. AFTER STOPPING THE VEHICLE AND INSPECTING UNDER THE HOOD, THE ENGINE WAS RESTARTED AND THE VEHICLE OPERATED AS DESIGNED. THE FAILURE RECURRED ON MULTIPLE OCCASIONS. THE CAUSE OF THE FAILURE WAS NOT DETERMINED. AN UNKNOWN DEALER WAS NOTIFIED OF THE FAILURE. THE MANUFACTURE WAS NOT CONTACTED. THE FAILURE MILEAGE WAS 10,000. *LN THE CONSUMER STATED THAT THE BATTER HAD BEEN REPLACED AS THE PROBLEMS KILLED THE BATTERY. *AS
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 25, 2026