# Service bulletin SMTCOM06 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: 10231152 - Published by NHTSA: 2023\-02\-06 - Manufacturer's number: SMTCOM06 - Manufacturer's date: 2022\-06\-30 - NHTSA component: ENGINE AND ENGINE COOLING ## NHTSA's summary For all motorcycles fitted with screw\-on type reservoir caps, dealers are advised to ensure that the cap is correctly tightened with all reservoir elements seated correctly. ## The document - [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10231152-0001.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10231152-9999.pdf) The document is the manufacturer's. This site does not hold it. ## Components Engine ## Vehicles listed - 2022 to 2023 TRIUMPH BONNEVILLE BOBBER - 2022 to 2023 TRIUMPH BONNEVILLE SPEEDMASTER - 2022 to 2023 TRIUMPH BONNEVILLE T100 - 2022 to 2023 TRIUMPH BONNEVILLE T120 - 2022 to 2023 TRIUMPH ROCKET 3 GT - 2022 to 2023 TRIUMPH ROCKET 3 R - 2022 TRIUMPH SCRAMBLER 1200 GREAT ESCA - 2022 to 2023 TRIUMPH SCRAMBLER 1200 XC - 2022 to 2023 TRIUMPH SCRAMBLER 1200 XE - 2023 TRIUMPH SCRAMBLER 900 - 2022 to 2023 TRIUMPH SPEED TRIPLE RR - 2022 to 2023 TRIUMPH SPEED TRIPLE RS - 2022 to 2023 TRIUMPH SPEED TWIN - 2023 TRIUMPH SPEED TWIN 900 - 2022 TRIUMPH STREET SCRAMBLER - 2022 TRIUMPH STREET TRIPLE R - 2022 to 2023 TRIUMPH STREET TRIPLE RS - 2022 TRIUMPH STREET TWIN - 2023 TRIUMPH THRUXTON RS - 2022 to 2023 TRIUMPH TIGER 1200 GT - 2022 to 2023 TRIUMPH TIGER 1200 GT EXPLORER - 2022 to 2023 TRIUMPH TIGER 1200 GT PRO - 2022 to 2023 TRIUMPH TIGER 1200 RALLY EXPLORER - 2022 to 2023 TRIUMPH TIGER 1200 RALLY PRO - 2022 TRIUMPH TIGER 850 - 2023 TRIUMPH TIGER 850 SPORT - 2022 to 2023 TRIUMPH TIGER 900 - 2022 to 2023 TRIUMPH TIGER 900 GT - 2023 TRIUMPH TIGER 900 GT PRO - 2022 to 2023 TRIUMPH TIGER 900 RALLY - 2022 to 2023 TRIUMPH TIGER 900 RALLY PRO - 2023 TRIUMPH TIGER SPORT - 2022 to 2023 TRIUMPH TRIDENT 660 ## Recalls for the same vehicles and component - [2023461](/recalls/tc/2023461.md), 2023-08-16: Engine - [23V583000](/recalls/nhtsa/23V583000.md), 2023-08-16: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER:HOSES/PLUMBING ## Other bulletins for the same vehicles and component - [TB262](/bulletins/11032300.md), 2026-05-06, Service bulletin: ENGINE. Technical Bulletin 262 provides instructions that applies to: Valve Clearance Shim Range - [TB261](/bulletins/11032299.md), 2026-05-06, Service bulletin: ENGINE. Technical Bulletin 261 provides instructions that applies to: Camshaft Wear - [TB260](/bulletins/11032298.md), 2026-05-06, Service bulletin: ENGINE. Technical Bulletin 260 provides instructions that applies to: Big End Bearing Shells - [SMT\-COM01\-23JUN2](/bulletins/10239594.md), 2023-07-24, Service bulletin: ENGINE AND ENGINE COOLING. Dealer notice informing of significant number of incorrect warranty claims received for slave cylinders, along with the necessary inspections to be conducted before submitting such claims. - [SMTTB225](/bulletins/10231149.md), 2023-02-06, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\). Technical Bulletin 225 provides instructions that applies to Triumph Diagnostic Tool 2022\-07 Update \- ECM Status Report Feature \- Beta A, Triumph Diagnostic Tool 2022\-07 Update \- Introduction of New Headlight ECM Hardware, Triumph Diagnostic Tool 2022\-07 Update \- Calibrations Removed From Service. - [SMTSB598](/bulletins/10231147.md), 2023-02-06, Service bulletin: ENGINE AND ENGINE COOLING. Service Bulletin 598 instructs dealers to remove the rear bevel box breather and refit with sealant. - [SMT\-COM01](/bulletins/10221910.md), 2022-09-26, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Dealer notice reminding of the new California Prop 65 regulation. - [SMTTB225](/bulletins/10221906.md), 2022-09-26, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\). Technical Bulletin 225 provides instructions that applies to Triumph Diagnostic Tool 2022\-07 Update \- ECM Status Report Feature \- Beta A, Triumph Diagnostic Tool 2022\-07 Update \- Introduction of New Headlight ECM Hardware, Triumph Diagnostic Tool 2022\-07 Update \- Calibrations Removed From Service. - [SMTCOM05](/bulletins/10216210.md), 2022-07-25, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:SEALS/GASKETS. Dealer notice advising of careful inspection to conduct when replacing the heat exchanger seal. - [TB218](/bulletins/10203499.md), 2021-11-15, Service bulletin: POWER TRAIN; ENGINE AND ENGINE COOLING; STEERING. Technical Bulletin 218 provides instructions that applies to Pinpoint Tests Exhaust Valve, Steering Head Bearing Adjustment Service Tool, Pinpoint Test Coolant Temperature Sensor, Triumph Shift Assist, Battery Terminal Connections. 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