2023 Subaru Ascent service brakes problems
10 owner complaints filed with NHTSA name the service brakes on the 2023 Subaru Ascent — 23% of all complaints for this model year.
What owners report
“I am reporting two issues with my vehicle that I believe require further attention and repair assistance. I am requesting that both issues be properly repaired without any charges to me. There are no warning lights, error messages, or other dashboard warnings related to either issue. However, both…”
filed Aug 6, 2026
“2023 Subaru Ascent, under manufacturer basic warranty. Factory OEM battery has repeatedly failed. Voltage drops below 11.5V in normal use. Three documented failures in six weeks. SAFETY INCIDENT: Vehicle died on a public street and became completely immobilized. Brake warning light activated…”
filed Apr 23, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Service Brakes problems in other Ascent years
| Year | Reports | Share |
|---|---|---|
| 2024 Ascent | 1 | 2% |
| 2022 Ascent | 10 | 18% |
| 2021 Ascent | 9 | 9% |
| 2020 Ascent | 26 | 8% |
| 2019 Ascent | 26 | 6% |
Other reported problem areas on the 2023 Subaru Ascent
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.