TSB SB-24-21-002 — Tesla Service bulletin
SB-24-21-002 is a service bulletin on file with NHTSA for 2 Tesla models, 2021–2025 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. Some Model S and Model X vehicles with 1st Generation Global Navigation Satellite System (GNSS) antennas might suffer from lower-than-expected navigation signal strength under certain circumstances.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years SB-24-21-002 names
| Vehicle | Model years |
|---|---|
| Tesla Model S | 2021, 2022, 2023, 2024, 2025 |
| Tesla Model X | 2021, 2022, 2023, 2024, 2025 |
Every document filed under SB-24-21-002
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 |
|---|---|---|
| SB-24-21-002 | March 21, 2025 | Service bulletin |
| SB-24-21-002 | December 11, 2024 | Service bulletin |
What SB-24-21-002 covers
Electrical — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB SB-24-21-002?
SB-24-21-002 is a service bulletin filed with NHTSA by Tesla, covering 2 Tesla models across the 2021–2025 model years. NHTSA's summary reads: Some Model S and Model X vehicles with 1st Generation Global Navigation Satellite System (GNSS) antennas might suffer from lower-than-expected navigation signal strength under certain circumstances.
Which vehicles does SB-24-21-002 cover?
NHTSA's file names Tesla Model S (2021–2025); Tesla Model X (2021–2025). 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 SB-24-21-002 a recall, and is the repair free?
No. SB-24-21-002 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 SB-24-21-002?
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 SB-24-21-002, 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 SB-24-21-002. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.