BMW 530E 2016–2019 — technical service bulletin
Bulletin B170617 · NHTSA communication 10166228 · issued Sep 1, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2016–2019
model years
17
vehicle entries
Official summary
COOLANT LEAK FROM LOW TEMPERATURE COOLING CIRCUIT (N63R): Coolant leaking from the engine compartment. Traces of coolant leaking from the expansion tank of the low temperature cooling system. Coolant in the low temperature cooling circuit may also have an acrid smell and discoloration.
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.