Service bulletin B170119

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
Type	Service bulletin
NHTSA id	10160336
Published by NHTSA	2019-05-20
Manufacturer's number	B170119
Manufacturer's date	2019-04-01
NHTSA component	ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE

NHTSA's summary

SERVICE ACTION: CHECK COOLANT LEVEL. The filling procedure at the factory could have set the engine coolant level in the expansion tank to below the minimum level.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine, Fuel system

Vehicles listed
BMW 750LI	2016 to 2017
BMW M5	2018
BMW M850I	2019

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
18V473000	2018-07-17. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
18V323000	2018-05-16. ELECTRICAL SYSTEM:SOFTWARE; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
B011724	2025-10-09. Warranty extension. The Fuel Injector Condition-Specific Repair Coverage Program applies to qualifying repairs for the required replacement of one or more the fuel injectors which were determined to have failed due to a buildup of external corrosion in the engine’s center fuel injector bore area that resulted after this location was periodically contaminated by engine coolant residue over time. This special program’s coverage is 15 years / 150,000 miles as determined from the vehicle's original in-service / first delivery date.
B011724	2025-07-31. Warranty extension. The Fuel Injector Condition-Specific Repair Coverage Program applies to qualifying repairs for the required replacement of one or more the fuel injectors which were determined to have failed due to a buildup of external corrosion in the engine’s center fuel injector bore area that resulted after this location was periodically contaminated by engine coolant residue over time. This special program’s coverage is 15 years / 150,000 miles as determined from the vehicle's original in-service / first delivery date.
B011724	2024-12-31. Warranty extension. the Fuel Injector Condition-Specific Repair Coverage Program applies to qualifying repairs for the required replacement of one or more the fuel injectors which were determined to have failed due to a buildup of external corrosion in the engine’s center fuel injector bore area that resulted after this location was periodically contaminated by engine coolant residue over time. This special program’s coverage is 15 years / 150,000 miles as determined from the vehicle's original in-service / first delivery date.
B170324	2024-05-29. Service campaign. Under certain driving situations, coolant leaks onto the fuel injectors on cylinder bank (5-8).
B170324	2024-05-03. Service bulletin. BMW AG has issued a Delivery Stop (effective April 15, 2024) on certain Model Year 2018 - 2023 BMW vehicles that were produced between November 7, 2017, and September 9, 2022.
B160123	2024-02-01. Service bulletin. A vehicle arrives at your center to be diagnosed for a micro-leak in the fuel evaporative (EVAP) system(NVLD natural vacuum leak detection). For this condition, the following fault is stored in the DME: 190302 - fuel tank ventilation and scavenging air system, micro-leak: leakage more than 0.5mm For: Model vehicles other that the ones listed above, or for EVAP faults related to a “large leak,” after confirming that the fuel filler cap is fitted properly, then, proceed to follow the corresponding test plan
B160123	2023-07-24. Service bulletin. A vehicle arrives at your center to be diagnosed for a micro-leak in the fuel evaporative (EVAP) system (NVLD natural vacuum leak detection). For this condition, the following fault is stored in the DME: 190302 - fuel tank ventilation and scavenging air system, micro-leak: leakage more than 0.5 mm.
B170222	2022-10-31. Service bulletin. 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).
SIB090121	2022-07-18. Service bulletin. BMW offers a new special ISTA Installation made available for Roadside Assistance / Mobile Service technicians. The new ISTA Version is also able to be used in case of a Remote Software Upgrade (RSU) programming failure to get the customer car reprogrammed on site. In case of a Remote Software Upgrade failure, the engine start is prevented for safety reasons until the vehicle is programmed correctly. Most of the errors occur when only one control unit fails to program correctly.
SIB640222	2022-07-05. Service bulletin. Mist formation on the windshield inside surface may occur at departure or after MSA (automaticstart/stop). Acoustic abnormality in the area of the recirculated air flap (recirculation flap closing and opening severaltimes). The above may occur individually or in combination.