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Service bulletin B512715

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)
TypeService bulletin
NHTSA id10147252
Published by NHTSA2018-11-05
Manufacturer's numberB512715
Manufacturer's date2015-09-01
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

NHTSA's summary

"Under certain conditions, the additional radiator could not be cooled sufficiently. This could cause the engine to overheat. The engine power would be reduced and a Check Control Message would appear. AFFECTED VEHICLES This Delivery Stop involves F34 (3 Series Gran Turismo) produced from July 13, 2015 to July 18, 2015. Vehicles which require this Delivery Stop to be completed will show it as ""Open"" when checked either in AIR, the ""Service Menu"" of DCSnet (Dealer Communication System) or with the Key Reader."

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, Cooling system, Radiator

Vehicles listed
BMW 328I2013, 2014, 2015, 2016
BMW 335I2013, 2014, 2015, 2016

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

Recalls for the same vehicles and component
24V6080002024-08-13. ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS/RECEPTACLES; ENGINE AND ENGINE COOLING:COOLING SYSTEM: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
B-1233142015-09-28. Service bulletin. DURING THE DME'S TIME LIMITS ENGINE COOLANT DOES NOT REACH OPERATING TEMPERATURE CAUSE BY FAULTY THERMOSTAT INSIDE TRANSMISSION *CN
SIB-12-33-142015-09-26. Service bulletin. BMW: DUE TO TRANSMISSION OIL HEAT EXCHANGER'S FAULTY THERMOSTAT OR ENGINE FAULTY CHARACTERISTIC MAP THERMOSTAT, ENGINE COOLANT FAILS TO REACH OPERATING TEMPERATURE, WITH LOW HEAT OUTPUT AND SERVICE ENGINE SOON LIGHT COMES ON. NO MODEL YEARS LISTED. *PE