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RecallGazette

Vehicle problems, recalls & safety intelligence

BMW M5 2000–2023technical service bulletin

Bulletin B170222 · NHTSA communication 10225107 · issued Sep 1, 2022

Technical service bulletin
communication type
Engine and Engine Cooling
component
2000–2023
model years
60
vehicle entries

Official summary

Coolant is leaking from under the car which is equipped with the S63 engine. A low coolant warning might also be displayed (CC Message ID166).

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.