2026 Harley-Davidson FXBB technical service bulletins
15 technical service bulletins and manufacturer communications cover the 2026 Harley-Davidson FXBB.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- 2026 softail crankcase porosity screening
- Digital technician II - updates and release notes
- Digital technician II - updates and release notes
- Digital technician II - updates and release notes
- Digital technician II - updates and release notes
- Exhaust smoke, oil carry-over or milky oil (M8 models with transmission-mounted breather)
- Digital technician II - updates and release notes
- Updates to 2026 softail service manual
- Aftermarket exhaust header debris
- Digital technician II - updates and release notes
- Dtii update procedure for software version (26.4.3)
- Screamin eagle stage kits (i-iv) fitment hold
- Digital technician II - updates and release notes
- Dtii update procedure for software version (26.3.2)
- 2026 softail engine oil dipstick change
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