TSB A21-047 — Honda Service bulletin
A21-047 is a service bulletin on file with NHTSA for the Honda HR-V, 2016–2020 model years, filed and re-filed as 3 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. Service Bulletin - Due to the possibility of early deterioration of the Continuous Variable Transmission (CVT) drive belt, American Honda is extending the warranty coverage on these CVT models to 7 years from the original date of purchase or 150,000 miles, whichever comes first.…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years A21-047 names
Every document filed under A21-047
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 |
|---|---|---|
| A21-047 | February 20, 2025 | Service bulletin |
| A21-047 | May 3, 2023 | Service bulletin |
| A21-047 | December 16, 2021 | Service bulletin |
What A21-047 covers
Transmission & drivetrain, Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB A21-047?
A21-047 is a service bulletin filed with NHTSA by Honda, covering the Honda HR-V across the 2016–2020 model years. NHTSA's summary reads: Service Bulletin - Due to the possibility of early deterioration of the Continuous Variable Transmission (CVT) drive belt, American Honda is extending the warranty coverage on these CVT models to 7 years from the original date of purchase or 150,000 miles, whichever comes first.…
Which vehicles does A21-047 cover?
NHTSA's file names Honda HR-V (2016–2020). 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 A21-047 a recall, and is the repair free?
No. A21-047 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.
How do I get the full text of A21-047?
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 A21-047, 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 A21-047. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.