One problem related to differential unit has been reported for the 2016 Subaru Legacy. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2016 Subaru Legacy based on all problems reported for the 2016 Legacy.
Cvt transmission is failing after the recommended service interval for fluid changes in the cvt, front differential and rear differential. Failure at 64,800 at freeway speeds on 12/28/2018. Had vehicle towed to Subaru dealership and they performed a cleaning of carbon build up and checked the fluid levels and reset everything. Subaru claimed the computer was erased because the car wouldn't start once and had been charged. Dealership declared everything was correct and roadworthy. Picked up car on 1/1/2019 and transmission failed again at freeway speeds after approximately 12 miles of driving, this is the second failure, 01/01/2019. Vehicle is being towed into Subaru dealership again on 1/2/2019. Transmission failing at 70 mph and causing a sudden decrease in speed is a major safety issue that could result in being hit from the rear or losing control of the vehicle.