TSB N252536751 — Cadillac, Chevrolet and GMC Warranty extension
N252536751 is a warranty extension on file with NHTSA for 4 Cadillac, Chevrolet and GMC models, 2022 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. Special Coverage. Certain vehicles listed above may have a condition where the transmission control valve has worn, resulting in a gradual loss of pressure within the valve. The effects can cause harsh shifting, setting a service engine soon message, reduced engine performance…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Worth checking your VIN against. N252536751 is filed as a warranty extension, 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 N252536751 names
| Vehicle | Model years |
|---|---|
| Cadillac Escalade | 2022 |
| Chevrolet Suburban | 2022 |
| Chevrolet Tahoe | 2022 |
| GMC Yukon | 2022 |
Every document filed under N252536751
| Document ID | Filed | Type |
|---|---|---|
| N252536751 | April 17, 2026 | Warranty extension |
What N252536751 covers
Wheels & tires — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB N252536751?
N252536751 is a warranty extension filed with NHTSA by Cadillac, Chevrolet and GMC, covering 4 Cadillac, Chevrolet and GMC models across the 2022 model years. NHTSA's summary reads: Special Coverage. Certain vehicles listed above may have a condition where the transmission control valve has worn, resulting in a gradual loss of pressure within the valve. The effects can cause harsh shifting, setting a service engine soon message, reduced engine performance…
Which vehicles does N252536751 cover?
NHTSA's file names Cadillac Escalade (2022); Chevrolet Suburban (2022); Chevrolet Tahoe (2022); GMC Yukon (2022). 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 N252536751 a recall, and is the repair free?
N252536751 is filed as a warranty extension, 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 N252536751?
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 N252536751, 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 N252536751. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.