NHTSA service bulletin

NHTSA Service Bulletin 11003584: 2022-2024 Lexus Gx

Official manufacturer communication context for 2022-2024 Lexus Gx, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.

NHTSA service bulletin 11003584 summary graphic for 2022-2024 Lexus Gx
11003584NHTSA document ID
Manufacturer communicationcommunication type
9affected product rows
9source rows grouped

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

Some 2022 2024 model year Lexus vehicles may require the download and installation of vehicle specific software or configuration software when the Electronic Control Unit (ECU) is replaced. GTS+ software has been modified to indicate when configuration software is required. A new Configure column has been added to the GTS+ Health Check Results screen to show when configuration software is available for a specific ECU. REVISION NOTICE April 18, 2024 Rev1: Applicability has been updated to include 2024 model year GX 550, LX 600, NX 250, NX 350, NX 350h, NX 450h+, RX 350, RX 350h, RX 450h+, RX 500h, RZ 300e, RZ 450e, TX 350, TX 500h, and TX 550h+ vehicles. The Introduction section has been updated. The Operation Procedure section has been removed. The Standard ECU Configuration Procedure and ECU Configuration Value Writing Procedure sections have been added.

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
LexusGx2024Ask for service records and run the exact VIN before purchase.
LexusLx2022-2024Ask for service records and run the exact VIN before purchase.
LexusNx2022-2024Ask for service records and run the exact VIN before purchase.
LexusNx Hybrid2022-2024Ask for service records and run the exact VIN before purchase.
LexusRx2023, 2024Ask for service records and run the exact VIN before purchase.
LexusRx Hybrid2023, 2024Ask for service records and run the exact VIN before purchase.
LexusRz2023, 2024Ask for service records and run the exact VIN before purchase.
LexusTx2024Ask for service records and run the exact VIN before purchase.
LexusTx Hybrid2024Ask 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 11003584?

Some 2022 2024 model year Lexus vehicles may require the download and installation of vehicle specific software or configuration software when the Electronic Control Unit (ECU) is replaced. GTS+ software has been modified to indicate when configuration software is required. A new Configure column has been added to the GTS+ Health Check Results screen to show when configuration software is available for a specific.

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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