2017 Triumph Bonneville T100 Black problems, complaints & recalls
Most-reported problem areas: Steering (1) · Electrical System (1)
Safety recalls (2)
Steering: Steering Wheel/Handle Bar 2017-01-16 · campaign 17V035000 · 1,390 vehicles
Defect: Triumph Motorcycles America, LTD (Triumph) is recalling certain 2016-2017 Bonneville T120 and Bonneville T120 Black motorcycles. During use, the heated hand grips may expand and cause the throttle to stick open.
Risk: If the throttle sticks open, there would be an increased risk of a crash.
Fix: Triumph will notify owners, and dealers will install a spacer to prevent the throttle from sticking, free of charge. The recall began February 20, 2017. Owners may contact Triumph customer service at 1-678-854-2010. Triumph's number for this recall is SB 546.
Service Brakes, Hydraulic 2016-06-13 · campaign 16E057000 · 119 vehicles
Defect: Triumph Motorcycles America, LTD (Triumph) is recalling certain accessory Adjustable Brake Levers, sold as part of an aftermarket lever replacement kit, part number A2021334. These brake levers are intended for installation on 2016 and 2017 Thruxton 1200, Street Twin, Bonneville T120, and Bonneville T120 Black motorcycles. Under certain conditions, the brake levers may contact the handlebar before maximum braking force is applied.
Risk: Without the ability to apply maximum front braking, the distance needed to stop the motorcycle may be lengthened, increasing the risk of a crash.
Fix: Triumph will notify owners, and dealers will replace the affected brake levers, free of charge. The recall began July 7, 2016. Owners may contact Triumph customer service at 1-678-854-2010.
Service bulletins (102)
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 102 bulletins. Search all of them free at nhtsa.gov.
What owners report
2022-12-20 · Electrical System · 3,500 mi“the contact owns a 2017 triumph bonneville. the contact stated that while riding at an undisclosed speed, the motorcycle lost motive power while making turns. the motorcycle was taken to the dealer, where it was diagnosed that the wiring harness was faulty and needed to be replaced. the motorcycle was then taken to an independent mechanic, who conn…”
2019-02-06 · Steering · 3,000 mi“tl* the contact owns a 2017 triumph bonneville. while driving 15 mph, the steering seized when the throttle was released. the contact stated that the vehicle exhibited the same symptoms as listed in nhtsa campaign number: 17v035000 (steering). the vehicle was not taken to a dealer to be diagnosed of repaired. the manufacturer was notified of the fa…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.