Volvo S90 2017–2018 — technical service bulletin
Bulletin S39893 · NHTSA communication 10234659 · issued Sep 12, 2019
Technical service bulletin
communication type
Electrical System
component
2017–2018
model years
6
vehicle entries
Official summary
Volvo Car USA LLC and Volvo Car Canada LTD (Volvo) on behalf of Volvo Car Corporation, has decided to launch Service Action S39893 on certain model year 2017 - 2018 XC90 and 2018 XC60 and S90 vehicles. Volvo has identified that the Vehicle Connectivity Module (VCM) backup battery may be depleted while the vehicle is plugged in and charging the high voltage battery. This could result in a ?Volvo On Call Service Required? message displayed in the Driver Information Module (DIM). This condition has no effect on the vehicle?s drivability or performance.
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.