TSB N242442140-01 — Chevrolet and GMC Service campaign
N242442140-01 is a service campaign on file with NHTSA for 5 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. Service Update. On certain vehicles, equipped with a 5.3L gasoline engine (RPO L84), burrs may be present in the engine oil circuit which could cause an engine misfire. Dealers will perform the engine idle and road test inspection, and if necessary, replace the engine.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Worth checking your VIN against. N242442140-01 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 N242442140-01 names
| Vehicle | Model years |
|---|---|
| Chevrolet Silverado 1500 | 2024 |
| Chevrolet Suburban | 2024 |
| Chevrolet Tahoe | 2024 |
| GMC Sierra 1500 | 2024 |
| GMC Yukon | 2024 |
Every document filed under N242442140-01
| Document ID | Filed | Type |
|---|---|---|
| N242442140-01 | July 15, 2024 | Service campaign |
What N242442140-01 covers
Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB N242442140-01?
N242442140-01 is a service campaign filed with NHTSA by Chevrolet and GMC, covering 5 Chevrolet and GMC models across the 2024 model years. NHTSA's summary reads: Service Update. On certain vehicles, equipped with a 5.3L gasoline engine (RPO L84), burrs may be present in the engine oil circuit which could cause an engine misfire. Dealers will perform the engine idle and road test inspection, and if necessary, replace the engine.
Which vehicles does N242442140-01 cover?
NHTSA's file names Chevrolet Silverado 1500 (2024); Chevrolet Suburban (2024); Chevrolet Tahoe (2024); GMC Sierra 1500 (2024); GMC Yukon (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 N242442140-01 a recall, and is the repair free?
N242442140-01 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 N242442140-01?
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 N242442140-01, 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 N242442140-01. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.