2019 Harley-Davidson Flhxs problems, complaints & recalls
Most-reported problem areas: Power Train (3) · Engine (3)
🧭 Reliability snapshot
Compared against other Harley-Davidson Flhxs model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (67)
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.
Unknown Or Other 2026-09-17 · M1490 · Service Bulletin/Repair Instructions
service bulletin m1490 (v 26.9.4): digital technician ii - updates and release notes. purpose: revision. this bulletin informs dealers that harley-davidson has made a software update to digital technician ii (dt ii). digital technician ii (part number: hd-48650). new software update. note: the tech
Unknown Or Other 2026-08-14 · M1733 · Service Bulletin/Repair Instructions
service bulletin m1733: cosmetic cylinder staining (all milwaukee-eight models). purpose: initial release. this bulletin informs dealers that cosmetic staining or etching on the inside of the cylinder bore does not have an impact on engine performance, oil consumption, or overall functionality. this
Wheels 2026-07-25 · M1490 · Service Bulletin/Repair Instructions
service bulletin m1490 (v 26.8.3): digital technician ii - updates and release notes. purpose: revision. this bulletin informs dealers that harley-davidson has made a software update to digital technician ii (dt ii). digital technician ii (part number: hd-48650). version version 26.8.3, release dat
Fuel/Propulsion System 2026-06-11 · M1490 · Service Bulletin/Repair Instructions
service bulletin m1490 (v 26.7.3): digital technician ii - updates and release notes. purpose: revision. this bulletin informs dealers that harley-davidson has made a software update to digital technician ii (dt ii). digital technician ii (part number: hd-48650). version 26.7.3. release date:• week
Vehicle Speed Control 2026-04-24 · M1490 · Service Bulletin/Repair Instructions
service bulletin m1490 (v 26.6.2): digital technician ii - updates and release notes. purpose: revision. this bulletin informs dealers that harley-davidson has made a software update to digital technician ii (dt ii). digital technician ii (part number: hd-48650). version 26.6.2. release date: week
Vehicle Speed Control 2026-03-31 · M1490 · Service Bulletin/Repair Instructions
service bulletin m1490 (v 26.5.2): digital technician ii - updates and release notes. purpose: revision. this bulletin informs dealers that harley-davidson has made a software update to digital technician ii (dt ii). digital technician ii (part number: hd-48650). version 26.5.2 release date: week of
Showing the 6 most recent of 67 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-10-04 · Engine“this is my second rear gasket replacement. i had my bike serviced this week. my bike stalls sometimes and i believe it is due to the oil pump issue associated with hd m8 motors 2017 through 2019. i don’t understand whether there is a recall? with so many motorcycles that have had seized motors, blown, gaskets, etc. hd even put out a service b…”
2026-10-04 · Engine“i am submitting a second complaint. the first attempt i received a message that said there was an error on the submission. for the second time within 20,000 miles, i am replacing a rear head gasket and various other questionable leaks on my motor has result from the oil pump. there have been numerous complaints on the 2017 to 2019 harley davidson m…”
2024-04-16 · Power Train“the contact owns a 2019 harley-davidson street glide flhxs. the contact stated that upon a routine oil change, oil was discovered leaking out of the primary oil cover. a dealer was notified of the failure and the contact was informed that an extensive diagnostic test needed to be performed to determine the cause of the failure. the motorcycle was t…”
2023-12-19 · Power Train“harley davison trans.in these milwaukee 8 street glide has a 3rd gear problem. i have had min into harley dealer now 5 times for same problem. when going on road the and you apply power for me take out he trans. and the topper was warranty dropped me now and refuse to fix the bike let alone cover it. when i bought bike everything done to it was don…”
2021-07-15 · Engine · 12,747 mi“the contact owns a 2019 harley davidson street glide. the contact stated while riding 70 mph, the contact started smelling smoke coming from the motorcycle. the contact pulled over to the side of road and saw oil spilling from the motorcycle. the contact continued riding until he reached his residence. the contact took the motorcycle to the local d…”
2019-06-24 · Power Train · 1,934 mi“transmissions oil is going in to the primary and leaving the transmission dry oil it only happens on the 2019 flux with the 114 in it that we have seen so far…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.