Service bulletins for the 2012 Triumph Thunderbird
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.
95 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Automatic transmission are shown. Show all
| SMT-TN 157 1 May | 2017-11-03. Service bulletin. EQUIPMENT; STRUCTURE; ENGINE; SERVICE BRAKES; POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. Technical service bulletin 157 addressing 10 service instructions. Instructions relate to fork oil level, service manual amendment, torque change, seat infill panel locating lug fixings, harness, gear position sensor and harness/gear position sensor parts kit, torque change, M10 ABS hard line unions, front fork disassembly and assembly, new packing crate and footboard reassembly, main frame parts kit, torque change, clutch cover fixings, ABS front brake line. |
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| SMT-TN 155 1 Feb | 2017-11-03. Service bulletin. SERVICE BRAKES; POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; ENGINE; ELECTRICAL SYSTEM:HORN; EQUIPMENT. Technical service bulletin 155 addressing 9 service instructions, some of which apply to all models. Instructions relate to the upper drive belt guard, catalytic converter mounting bracket, torque figures updates, horn fixing, centre stand fixings, front brake hose clip, clutch cover kits, breather cover fixings and audio systems. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.