Volvo S90 2016–2017 — technical service bulletin
Bulletin S39816-2017-04-2 · NHTSA communication 10167935 · issued Apr 27, 2017
Technical service bulletin
communication type
Parking Brake
component
2016–2017
model years
5
vehicle entries
Official summary
Volvo has identified that due to a software deviation in the Vehicle Dynamics Domain Master (VDDM) Primary Boot Loader (PBL), the vehicle may not start after it has been parked and the parking brake lamp will be lit in the instrument panel. Model Year 2016-2017 XC90, & 2017 S90, V90CC, V90
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.