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SIB 01 08 17: Thermostat warranty extension

Thermostat warranty extension on BMW F22/F23/E90/E92 and other models (2011–2014); BMW extended the warranty on this part for eligible cars.

BMW service bulletin · NHTSA ID 10214948 · Jun 2017 · also written SI B01 08 17, B010817

What it covers

A warranty extension means BMW will repair the listed part at no cost on eligible cars within the stated age and mileage. Check eligibility for your VIN with a BMW center before paying for this repair.

The engine coolant thermostat component-specific limited warranty extension to 10 years/120,000

NHTSA's summary of this communication (excerpt)

Official document on NHTSA (PDF) →

Details

Bulletin numberSIB 01 08 17
Also written: SI B01 08 17, B010817, 01 08 17, SIB-01-08-17, SI B010817
NHTSA ID10146697, 10214948 (revisions)
Document IDs filedB010817, SIB010817
TypeService bulletin
Date
Models228i, 335i, 335IS
Model years2011–2014
ChassisF22, F23, E90, E92, E93, F30, F31, F34
EnginesN20, N54, N55
Component (NHTSA)Engine
Engine And Engine Cooling

Model, year and engine coverage comes from NHTSA's records. Not every car in this range is affected; the official document lists the exact production dates and conditions.

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Before you pay: check your VIN for recalls

Some failures are covered by a safety recall or a warranty extension. Our free recall check lists NHTSA recalls for your car's model and year.

Check recalls by VIN →

Source: NHTSA Manufacturer Communications (public data). BimmerBench is not affiliated with BMW or NHTSA. The title and description above are our own plain-English summary; the full bulletin is BMW's document, linked above.