2015 Subaru Legacy power train problems

15 owner complaints filed with NHTSA name the power train on the 2015 Subaru Legacy — 9% of all complaints for this model year.

Power Train complaints

share of all complaints

—

median reported mileage

1 / 0

crash / fire reports

What owners report

“2015 Subaru Legacy 2.5i, approximately 48,000 miles. CVT transmission failed suddenly with no prior warning signs. Vehicle was exclusively dealer-serviced for its entire life. While driving, the transmission began shuddering, slipping, and making metallic grinding noises. Vehicle could barely climb…”
filed Mar 10, 2026
“The contact owned a 2015 Subaru Legacy. The contact stated that while the vehicle was parked, the contact opened and closed the trunk, triggering the alarm system. The alarm system failed to deactivate immediately. The vehicle then failed to restart as needed, and the "Shift to Park" message was…”
filed Sep 23, 2024

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

This bulletin announces a design change made to the CVT Control Valve Body which incorporates an enhanced valve sleeve to improve durability.
16-156-25R · Service Bulletin/Repair Instructions · issued May 13, 2026
This announcement provides information on the remanufactured CVT transmission program.
SubaruNet Announcement (R · Other · issued May 4, 2026
This bulletin announces the service manual correction regarding clutch master cylinder reservoir service procedures.
03-97-26 · Service Bulletin/Repair Instructions · issued Apr 24, 2026