TSB NTB23-048A — Nissan Service bulletin
NTB23-048A is a service bulletin on file with NHTSA for the Nissan Versa, 2020–2022 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. DTC P17F4 STORED IN THE TCM IF YOU CONFIRM The customer reports transmission vibration when accelerating, HINT: Vibration occurs during quick reacceleration after braking, during a 2-1 downshift of the auxiliary gearbox. AND DTC P17F4 for “AUXILIARY GEARBOX (CL JUDDER)” is…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years NTB23-048A names
| Vehicle | Model years |
|---|---|
| Nissan Versa | 2020, 2021, 2022 |
Every document filed under NTB23-048A
| Document ID | Filed | Type |
|---|---|---|
| NTB23-048A | April 8, 2026 | Service bulletin |
What NTB23-048A covers
Electrical — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB NTB23-048A?
NTB23-048A is a service bulletin filed with NHTSA by Nissan, covering the Nissan Versa across the 2020–2022 model years. NHTSA's summary reads: DTC P17F4 STORED IN THE TCM IF YOU CONFIRM The customer reports transmission vibration when accelerating, HINT: Vibration occurs during quick reacceleration after braking, during a 2-1 downshift of the auxiliary gearbox. AND DTC P17F4 for “AUXILIARY GEARBOX (CL JUDDER)” is…
Which vehicles does NTB23-048A cover?
NHTSA's file names Nissan Versa (2020–2022). 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 NTB23-048A a recall, and is the repair free?
No. NTB23-048A 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 NTB23-048A?
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 NTB23-048A, 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 NTB23-048A. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.