One problem related to alternator/generator/regulator has been reported for the 2020 Subaru Ascent. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2020 Subaru Ascent based on all problems reported for the 2020 Ascent.
Vehicle has been starting normally with no problems since purchase. Parked vehicle in garage on 2/12/2021 at 6:30pm. While starting the vehicle the next morning (2/13/2021) at 8:30am, it started slowly. Drove for 20 minutes and turned vehicle off. Attempted to restart vehicle 15 minutes later and it would not start (just buzzed). Called aaa for a jump start. Was informed the battery was at 10. 2v and there was no problem with the alternator. Jump start was successful.
| Electrical System problems | |
| Battery Dead problems | |
| Car Will Not Start problems | |
| Alternator/generator/regulator problems | |
| Trunk Wiring problems | |
| Software problems | |
| Horn Assembly problems | |
| Starter problems |