NHTSA service bulletin

NHTSA Service Bulletin 11003851: 2024 Harley-davidson Flfbs

Official manufacturer communication context for 2024 Harley-davidson Flfbs, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.

NHTSA service bulletin 11003851 summary graphic for 2024 Harley-davidson Flfbs
11003851NHTSA document ID
Technical service bulletincommunication type
31affected product rows
90/100quality score

Reviewed June 2026 from NHTSA manufacturer communication and service bulletin records. Carchieve is independent and not affiliated with any vehicle manufacturer or government agency.

Quick answer

SERVICE BULLETIN M1490 (V 24.7.2): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: 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 24.7.2 Release Date: Week of June 12, 2024. New Features: 2024 Touring, LiveWire S2DM EV3, LiveWire S2DM, S2MH. Changes: Added Hand Control Module (HCM) (Part No. 71500522A and 71500536A) for reflash support.

What this bulletin may mean before buying

Treat this as service research, not a verdict on one car. Before you buy, compare this communication with official recall campaigns, model-level owner complaint patterns, and the exact vehicle’s VIN-decoded specifications. A bulletin can help you ask a seller or dealer sharper questions about software updates, known repairs, warranty extensions and service history.

Affected products listed in this communication

MakeModelModel yearsBuyer note
Harley-davidsonFlfbs2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFlhcs2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFlhp2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFlhrxs2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFlhtcutg2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFlhtk2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFlhtp2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFlhx2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFlhxse2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFli2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFlrt2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFltrk2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFltrt2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFltrx2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFltrxp2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFltrxse2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFltrxstse2024Ask for service records and run the exact VIN before purchase.
Harley-davidsonFxbbs2024Ask for service records and run the exact VIN before purchase.

Buyer checklist

  1. Run the 17-character VIN and confirm the year, make, model, engine and equipment match the listing.
  2. Check recall campaign pages for safety actions that may require dealer repair.
  3. Compare this bulletin with common problem pages for the same model and component area.
  4. Ask the seller or dealer whether the bulletin procedure, update or inspection has already been completed.
  5. Use the used-car buying checklist and get an independent inspection.

Frequently asked questions

What is NHTSA service bulletin 11003851?

SERVICE BULLETIN M1490 (V 24.7.2): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: 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 24.7.2 Release Date: Week of June 12, 2024. New Features: 2024 Touring, LiveWire S2DM EV3, LiveWire S2DM, S2MH. Changes: Added Hand Control Module (HCM).

Is a service bulletin the same as a recall?

No. A recall is a safety campaign with a required remedy for affected VINs. A service bulletin or manufacturer communication usually describes diagnostic, repair, software, warranty or service information.

How should a used-car buyer use this bulletin?

Use it as a research signal. Compare it with recalls, owner complaints, service records, a VIN report and an independent inspection before buying.

Check the exact VIN before you buy

Model-level pages show public safety patterns. A full VIN report helps confirm the exact vehicle, decoded specs, recall applicability and buyer checks.

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