TSB NTB20-074B — Nissan Service bulletin
NTB20-074B is a service bulletin on file with NHTSA for the Nissan Sentra, 2020–2024 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. BCM SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years NTB20-074B names
Every document filed under NTB20-074B
| Document ID | Filed | Type |
|---|---|---|
| NTB20-074B | May 21, 2024 | Service bulletin |
What NTB20-074B covers
Electrical — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB NTB20-074B?
NTB20-074B is a service bulletin filed with NHTSA by Nissan, covering the Nissan Sentra across the 2020–2024 model years. NHTSA's summary reads: BCM SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
Which vehicles does NTB20-074B cover?
NHTSA's file names Nissan Sentra (2020–2024). 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 NTB20-074B a recall, and is the repair free?
No. NTB20-074B 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 NTB20-074B?
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 NTB20-074B, 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 NTB20-074B. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.