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RecallGazette

Vehicle problems, recalls & safety intelligence

BMW 530E 2016–2020technical service bulletin

Bulletin B170420 · NHTSA communication 10177622 · issued Jun 1, 2020

Technical service bulletin
communication type
Engine and Engine Cooling
component
2016–2020
model years
50
vehicle entries

Official summary

COOLANT LEVEL CHECK AND TOP-OFF AT SECOND OIL SERVICE: A new, additional coolant level check task is now linked to the second engine oil service (Service Counter 2 only). The scope of maintenance work will display in ISPA Next that applies to the high-temperature circuit. This new coolant check only pertains to the above listed models with gasoline engines. During the normal operation of the vehicle, there is a certain amount of coolant absorption by the various components/gaskets/seals contained within the coolant systems. Over time, the coolant absorption can cause the coolant level to fall

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.