TSB NTB23-023B — Nissan Service bulletin
NTB23-023B is a service bulletin on file with NHTSA for the Nissan Titan, 2017–2024 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. FLUID LEAK FROM THE FRONT DIFFERENTIAL CASE ACTUATOR MOTOR PLASTIC THREADS SERVICE INFORMATION Figure 1 Figure 2 If the front differential has a fluid leak coming from the actuator motor plastic threads (Figure 1): a. Place an alignment mark on the splined actuator body and the…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years NTB23-023B names
Every document filed under NTB23-023B
| Document ID | Filed | Type |
|---|---|---|
| NTB23-023B | February 19, 2025 | Service bulletin |
What NTB23-023B covers
Transmission & drivetrain — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB NTB23-023B?
NTB23-023B is a service bulletin filed with NHTSA by Nissan, covering the Nissan Titan across the 2017–2024 model years. NHTSA's summary reads: FLUID LEAK FROM THE FRONT DIFFERENTIAL CASE ACTUATOR MOTOR PLASTIC THREADS SERVICE INFORMATION Figure 1 Figure 2 If the front differential has a fluid leak coming from the actuator motor plastic threads (Figure 1): a. Place an alignment mark on the splined actuator body and the…
Which vehicles does NTB23-023B cover?
NHTSA's file names Nissan Titan (2017–2024). 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 NTB23-023B a recall, and is the repair free?
No. NTB23-023B 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 NTB23-023B?
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 NTB23-023B, 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 NTB23-023B. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.