TSB N242483540-01 — Chevrolet and GMC Service campaign
N242483540-01 is a service campaign on file with NHTSA for 2 Chevrolet and GMC models, 2024 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. Certain vehicles listed above may have a condition in which the transmission may not shift properly. Dealers are to replace the transmission check balls and valve body spacer plate.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Worth checking your VIN against. N242483540-01 is filed as a service campaign, which unlike an ordinary bulletin can mean free or reimbursed work when a vehicle qualifies. Ask a dealer using the document ID below, and check open recalls separately at nhtsa.gov/recalls.
Vehicles and model years N242483540-01 names
| Vehicle | Model years |
|---|---|
| Chevrolet Silverado 1500 | 2024 |
| GMC Sierra 1500 | 2024 |
Every document filed under N242483540-01
| Document ID | Filed | Type |
|---|---|---|
| N242483540-01 | May 21, 2025 | Service campaign |
What N242483540-01 covers
Transmission & drivetrain — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB N242483540-01?
N242483540-01 is a service campaign filed with NHTSA by Chevrolet and GMC, covering 2 Chevrolet and GMC models across the 2024 model years. NHTSA's summary reads: Certain vehicles listed above may have a condition in which the transmission may not shift properly. Dealers are to replace the transmission check balls and valve body spacer plate.
Which vehicles does N242483540-01 cover?
NHTSA's file names Chevrolet Silverado 1500 (2024); GMC Sierra 1500 (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 N242483540-01 a recall, and is the repair free?
N242483540-01 is filed as a service campaign, not a recall — but this is the kind of communication that can mean free or reimbursed work if your VIN qualifies. Take the number to a dealer and ask. Recalls are separate and always free; check yours by VIN at nhtsa.gov/recalls.
How do I get the full text of N242483540-01?
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 N242483540-01, 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 N242483540-01. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.