BMW X5 2018 — technical service bulletin
Bulletin B640318 · NHTSA communication 10145302 · issued Jun 1, 2018
Technical service bulletin
communication type
Equipment
component
2018
model years
2
vehicle entries
Official summary
DELIVERY STOP: REFRIGERANT AIR CONDITIONING: An incorrect refrigerant was used to fill the refrigerant circuit in the affected vehicles after assembly.
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.