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RecallGazette

Vehicle problems, recalls & safety intelligence

Volvo S60 2017–2021technical service bulletin

Bulletin TJ3654810 · NHTSA communication 10234821 · issued Mar 16, 2023

Technical service bulletin
communication type
Electrical System
component
2017–2021
model years
34
vehicle entries

Official summary

OHC replaced too often due to CEM U134187 download software prior replacement

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.