Subaru of America, Inc
An unexpected loss of power while driving can increase the risk of a crash.
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critical 7 complaints filed with NHTSA · avg repair $3,100 · see engine across all vehicles →
Of the 7 engine complaints filed for the 2018 Subaru Impreza, here's the actual mileage breakdown — failures cluster heaviest at 25,000-50,000 mi.
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
An unexpected loss of power while driving can increase the risk of a crash.
Engine began failing at 68k miles. The vehicle spews blue smoke from the tailpipe and under the hood and loses power when accelerating intermittently. It also consumes large amounts of oil. I've had the car worked on by an independent mechanic and will have to have the engine rebuilt at a cost of $6500 or more. Local dealership claims car is out of warranty an nothing can be done. The car didn't…
When starting the Subaru releases dark grey smoke in high quantities, and has been loosing power when speeding up.
It's a serious issue. 7 complaints have been filed and 1 fatality(ies). We've classified it as critical based on NHTSA's reported outcomes.
Based on the 7 complaints filed, engine issues most often appear around 69,000 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
Independent shops typically charge around $3,100 for engine repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Yes — 1 active recall(s) cover engine issues on this vehicle. Recall fixes are always free regardless of mileage or warranty status. Use the VIN decoder at the top of the page to check if your specific vehicle is affected.