TSB A26-037 — Honda Software update
A26-037 is a software update on file with NHTSA for the Honda Accord, 2023–2025 model years, filed and re-filed as 2 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. Over The Air - Due to a software programming issue of the Telematics Control Unit (TCU, also referred to as TSU), certain functions may not operate as designed when accessed from the Screen Audio display. This condition results in an error message being displayed on the screen…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Worth checking your VIN against. A26-037 is filed as a software update, which unlike an ordinary bulletin can mean free or reimbursed work when a vehicle qualifies. Ask a dealer using the document ID below, and check open recalls separately at nhtsa.gov/recalls.
Vehicles and model years A26-037 names
| Vehicle | Model years |
|---|---|
| Honda Accord | 2023, 2024, 2025 |
Every document filed under A26-037
Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.
| Document ID | Filed | Type |
|---|---|---|
| A26-037 | May 15, 2026 | Software update |
| A26-037 | February 24, 2026 | Software update |
What A26-037 covers
Electrical — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB A26-037?
A26-037 is a software update filed with NHTSA by Honda, covering the Honda Accord across the 2023–2025 model years. NHTSA's summary reads: Over The Air - Due to a software programming issue of the Telematics Control Unit (TCU, also referred to as TSU), certain functions may not operate as designed when accessed from the Screen Audio display. This condition results in an error message being displayed on the screen…
Which vehicles does A26-037 cover?
NHTSA's file names Honda Accord (2023–2025). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB A26-037 a recall, and is the repair free?
A26-037 is filed as a software update, not a recall — but this is the kind of communication that can mean free or reimbursed work if your VIN qualifies. Take the number to a dealer and ask. Recalls are separate and always free; check yours by VIN at nhtsa.gov/recalls.
How do I get the full text of A26-037?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under A26-037, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under A26-037. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.