2013 Triumph Thunderbird problems, complaints & recalls
Most-reported problem areas: Wheels (1) · Power Train (1) · Fuel/Propulsion System (1)
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (95)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Electrical System 2026-09-22 · COM2_35786 · Service Bulletin/Repair Instructions
dealer notice announcing the availability of daignostic software and dealers should begin using it immediately.
Electrical System 2026-07-14 · COM1-35109 · Service Bulletin/Repair Instructions
dealer notice announcing the availability of triumph diagnostic tool 2026-07 and dealers should begin using it immediately.
Electrical System 2026-06-23 · COM2 - 34886 · Service Bulletin/Repair Instructions
dealer notice announcing the availability of triumph diagnostic tool 2026-06.1 and dealers should begin using it immediately.
Electrical System 2026-05-19 · COM6 - 34491 · Service Bulletin/Repair Instructions
dealer notice announcing the availability of triumph diagnostic tool version 2026-06 and dealers should begin using it immediately.
Unknown Or Other 2026-05-19 · COM5 - 34490 · Service Bulletin/Repair Instructions
dealer notice announcing the availability of technical bulletin 264.
Unknown Or Other 2026-05-18 · TB264 · Service Bulletin/Repair Instructions
technical bulletin 264 provides instructions that relates to: triumph diagnostic tool - new motorcycle connection and diagnostics workflow, triumph diagnostic tool - end of support for microsoft windows 10.
Showing the 6 most recent of 95 bulletins. Search all of them free at nhtsa.gov.
What owners report
2019-05-13 · Engine · 12,000 mi“at 1st valve clearance inspection, it was discovered that the right-side exhaust decompression mechanism broke off of the camshaft and shattered, leaving metal pieces loose under the cam cover where they could potentially interfere with intake or exhaust valve operation. not all pieces are accounted for. it is unknown when this damage occurred. …”
2018-03-28 · Wheels · 3,000 mi“niose from rear drive hub and drive belt ;feeling like rear tire is loose but its been checked. wearing rear tires out fast 2000miles a tire. when coming out of turn ill get a wiggle feels like something loose.its been doing this ever sence new…”
2015-11-19 · Power Train · 12,000 mi“motorcycle has defectively designed carbon fiber belt drive system. belt can easily be incorrectly adjusted which can cause the belt edge to be worn away, causing belt to snap at high speed. basic problems include an inadequate adjusting mechanism and a custom blended coating on the drive pulley that causes the belt to make chirping noises and ev…”
2014-10-15 · Fuel/Propulsion System · 1,500 mi“while driving down long steady hills with closed or partial throttle, the engine backfires, stalls, and would no longer respond to the throttle. in two cases, the engine would restart after turning the ignition off and back on while still moving. in another instance, repeated attempts had to be made to get the engine restarted, after coasting to a …”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.