# Service bulletin B110117

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.

- Type: Service bulletin
- NHTSA id: 10146525
- Published by NHTSA: 2018\-11\-05
- Manufacturer's number: B110117
- Manufacturer's date: 2017\-02\-01
- NHTSA component: ENGINE

## NHTSA's summary

?N63T AND S63T ENGINE: VALVE SEAL REPLACEMENT . This SI provides a new tool and a new procedure for the N63TU valve seals replacement. Please refer to the following applicable SIBs before replacing the valve seals. SI B11 07 11 \- Turbocharger Failure: Oil Supply and Return Line Blockage and Proper Repairs SI B11 01 13 \- N63 and N63TU Engines: Engine Oil Consumption, Engine Oil Top\-ups and Refill Capacity SI B11 03 13 \- Engine Oil Consumption \(all models\) SI B11 04 13 \- N63TU Engine: Engine Oil Consumption If the valve seals are leaking, one of the following will help determine if the seals should be replaced. Smoke from the tailpipe when starting or aggressively accelerating and decelerating the engine Excessive engine oil consumption Spark plugs fouled with engine oil.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10146525-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10146525-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine

## Vehicles listed

- 2012 to 2013 BMW 1 SERIES M
- 2014 BMW 525D XDRIVE
- 2013 to 2016 BMW 528I
- 2014 to 2016 BMW 535D
- 2013 to 2017 BMW 535I
- 2012 BMW 535I GRAN TURISMO
- 2013 to 2017 BMW 550I
- 2012 BMW 550I GRAN TURISMO
- 2012 to 2017 BMW 640I
- 2012 to 2017 BMW 650I
- 2012 to 2015 BMW 740I
- 2015 BMW 740LD
- 2012 to 2015 BMW 740LI
- 2012 to 2015 BMW 750I
- 2012 to 2015 BMW 750LI
- 2012 BMW 760LI
- 2014 to 2015 BMW 760LI
- 2015 BMW ACTIVE HYBRID 3
- 2013 BMW ACTIVE HYBRID 5
- 2012 BMW ACTIVE HYBRID 7
- 2014 BMW ACTIVE HYBRID 7
- 2013 to 2016 BMW M5
- 2013 to 2017 BMW M6
- 2014 to 2017 BMW X5
- 2015 to 2017 BMW X6

## Recalls for the same vehicles and component

- [2024468](/recalls/tc/2024468.md), 2024-08-13: Engine
- [24V608000](/recalls/nhtsa/24V608000.md), 2024-08-13: ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS/RECEPTACLES; ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP
- [2021711](/recalls/tc/2021711.md), 2021-11-19: Engine
- [2018587](/recalls/tc/2018587.md), 2018-10-26: Engine
- [18V755000](/recalls/nhtsa/18V755000.md), 2018-10-25: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE \(EGR VALVE\)
- [18V674000](/recalls/nhtsa/18V674000.md), 2018-09-26: ENGINE AND ENGINE COOLING:ENGINE
- [18V248000](/recalls/nhtsa/18V248000.md), 2018-04-18: ENGINE AND ENGINE COOLING:ENGINE; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
- [14V176000](/recalls/nhtsa/14V176000.md), 2014-04-10: ENGINE AND ENGINE COOLING:ENGINE
- [12V475000](/recalls/nhtsa/12V475000.md), 2012-09-28: ENGINE AND ENGINE COOLING:ENGINE

## Other bulletins for the same vehicles and component

- [b011125](/bulletins/11037504.md), 2026-09-28, Warranty extension: ENGINE. The Exhaust Gas Recirculation \(EGR\) Cooler \(with EGR Valve\) and the Auxiliary Exhaust Gas Recirculation \(EGR\) Cooler limited warranty for defects in materials and / or workmanship has been extended to 25 years without mileage limit as determined from the original first in\-service / delivery date.
- [B010122](/bulletins/11028000.md), 2026-02-02, Service bulletin: ENGINE. N63TU1 CLASS ACTION SETTLEMENT SVC CAMPAIGN: OIL CONSUMPTION DIAGNOSIS/REPAIR
- [B011125](/bulletins/11022862.md), 2025-09-06, Warranty extension: ENGINE. The Exhaust Gas Recirculation \(EGR\) Cooler \(with EGR Valve\) and the Auxiliary Exhaust Gas Recirculation \(EGR\) Cooler limited warranty for defects in materials and / or workmanship has been extended to 25 years without mileage limit as determined from the original first in\-service / delivery date.
- [B010520](/bulletins/11022852.md), 2025-09-05, Warranty extension: ENGINE. N47/N57 DIESEL ENGINE EGR COOLER REVISED EXT LTD WTY\(ELW\) COVERAGE/PROCEDURE
- [B011018](/bulletins/11022359.md), 2025-09-03, Warranty extension: ENGINE. The N57T diesel engine’s Auxiliary Exhaust Gas Recirculation \(EGR\) Cooler’s component\-specific extended limited warranty \(ELW\) now includes more Model vehicles.
- [B011125](/bulletins/11021811.md), 2025-08-13, Warranty extension: ENGINE. The Exhaust Gas Recirculation \(EGR\) Cooler \(with EGR Valve\) and the Auxiliary Exhaust Gas Recirculation \(EGR\) Cooler limited warranty for defects in materials and / or workmanship has been extended to 25 years without mileage limit as determined from the original first in\-service / delivery date.
- [B011025](/bulletins/11021807.md), 2025-08-13, Warranty extension: ENGINE. The electric auxiliary heater assembly limited warranty for defects in materials and / or workmanship has been extended to 10 years / 120,000 miles as determined from the original first in\-service / delivery date
- [B061125](/bulletins/11014699.md), 2025-03-03, Other: ENGINE. Fan Housing With Fan Return
- [B010924](/bulletins/11010892.md), 2024-12-02, Warranty extension: ENGINE. The High\-Voltage \(HV\) Battery AssemblysCell Modules Temperature Sensors \(Internal NTC repair kit\-specific\) limited warranty fordefects in materials or workmanship has been extended to 10 years / 120,000 miles asdetermined from the original in\-service/first delivery date.
- [B067424](/bulletins/11009420.md), 2024-10-28, Other: ENGINE. Engine Mount Return

JSON: [/v1/bulletins/10146525](/v1/bulletins/10146525)

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