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Service bulletin SMT-TN172-08Marc

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 id10122031
Published by NHTSA2017-11-03
Manufacturer's numberSMT-TN172-08Marc
Manufacturer's date2017-08-03
NHTSA componentELECTRICAL SYSTEM; ENGINE; POWER TRAIN

NHTSA's summary

Technical News 172 Provides instructions that apply to power output conversion options

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

Electrical system, Engine, Transmission and driveline

Vehicles listed
TRIUMPH BONNEVILLE2001
TRIUMPH BONNEVILLE T1002002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014
TRIUMPH BONNEVILLE T1002016, 2017
TRIUMPH BONNEVILLE T100 BLACK2017 (the catalog's model; the bulletin names a series or trim of it)
TRIUMPH BONNEVILLE T100 BLACK A32015 (the catalog's model; the bulletin names a series or trim of it)
TRIUMPH STREET CUP2017
TRIUMPH STREET TWIN2016
TRIUMPH STREET TWIN2017

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

Recalls for the same vehicles and component
20190962019-02-27. Electrical
19V1330002019-02-27. ELECTRICAL SYSTEM:WIRING
17V4260002017-07-03. EXTERIOR LIGHTING:HAZARD FLASHING WARNING LIGHTS; ELECTRICAL SYSTEM:WIRING
20144952014-11-03. Engine

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
COM2_357862026-10-05. Service bulletin. Dealer notice announcing the availability of Daignostic software and dealers should begin using it immediately.
COM1-351092026-08-05. Service bulletin. Dealer notice announcing the availability of Triumph Diagnostic Tool 2026-07 and dealers should begin using it immediately.
COM2 - 348862026-07-03. Service bulletin. Dealer notice announcing the availability of Triumph Diagnostic Tool 2026-06.1 and dealers should begin using it immediately.
COM6 - 344912026-06-05. Service bulletin. Dealer notice announcing the availability of Triumph Diagnostic Tool version 2026-06 and dealers should begin using it immediately.
COM4 - 344352026-06-05. Service bulletin. Dealer notice advising the availalbility of TDT version 2026-05.2 which resolves the ABS as Not Connected issues in SmartScan, on Tracker 400 & Thruxton 400 models.
COM02 - 342382026-05-06. Service bulletin. Dealer notice announcing the availability of Diagnostic software 2026-05.1 and dealers should begin using it immediately.
COM01 - 337842026-04-02. Service bulletin. Dealer notice announcing the availability of Diagnostic software 2026-04 and dealers should begin using it immediately.
COM1 - 334802026-03-04. Service bulletin. Dealer notice announcing the availability of Diagnostic software 2026-03 and dealers should begin using it immediately.
COM2 - 332332026-02-05. Service bulletin. Dealer notice announcing the availability of Diagnostic software 2026-02 and dealers should begin using it immediately.
COM1 - 329762026-02-05. Service bulletin. Dealer notice announcing the availability of Diagnostic software 2026-01 and dealers should begin using it immediately.