Subaru Ascent 2017–2019 — technical service bulletin
Bulletin 15-229-18R · NHTSA communication 10160491 · issued Mar 11, 2019
Technical service bulletin
communication type
Electrical System
component
2017–2019
model years
15
vehicle entries
Official summary
This bulletin provides troubleshooting steps to follow when diagnosing clock-related customer concerns. Please start by completing the Harman Investigation Guide Questionnaire as it gathers important details which will help with diagnosis and will be required should the condition not be resolved by this troubleshooting.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.