Emissions 43-087
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
| Type | Emissions |
|---|---|
| NHTSA id | 11032297 |
| Published by NHTSA | 2026-05-06 |
| Manufacturer's number | 43-087 |
| Manufacturer's date | 2026-04-04 |
| Campaign id or software version | 43-087 |
| NHTSA component | ENGINE |
NHTSA's summary
EMY21-25 GHG Label Replacement (KW) Certain T680 / T800 / T880 / W900 / W990 have updated GHG labels available for order and installation. (PB) Certain Model 367 / 389 / 567 / 579 / 589 have updated GHG labels available for order and installation.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Engine
| KENWORTH T680 | 2022, 2023, 2024, 2025, 2026 |
|---|---|
| KENWORTH T800 | 2022 to 2025 |
| KENWORTH T880 | 2022, 2023, 2024, 2025, 2026 |
| KENWORTH W900 | 2022 to 2025 |
| KENWORTH W990 | 2022, 2023, 2024, 2025, 2026 |
| PETERBILT 367 | 2022, 2023, 2024 |
| PETERBILT 389 | 2022, 2023, 2024, 2025 |
| PETERBILT 567 | 2022, 2023, 2024, 2025 |
| PETERBILT 579 | 2022, 2023, 2024, 2025 |
| PETERBILT 589 | 2024, 2025, 2026 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| 2022470 | 2022-08-18. Engine |
|---|---|
| 22V631000 | 2022-08-17. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM) |
| 21V080000 | 2021-02-17. ENGINE |
A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.
| P001 | 2026-09-29. Service bulletin. "Kenworth: Dealers should check the chassis list and SIR weekly for VIN changes. 2 chassis added to the chassis list. Peterbilt: Dealers should check the chassis list and SIR weekly for VIN changes. 10 chassis added to the chassis list." |
|---|---|
| 41-028 | 2026-09-29. Service campaign. The campaign expiration date has been extended from 10/01/2026 to 04/01/2027. |
| E343 | 2026-09-23. Service bulletin. An exhaust manifold slip joint seal kit is now available for EPA 2017-2024 PACCAR MX-13 engines. |
| P003 | 2026-09-23. Service bulletin. "KW: A link to the PACCAR Powertrain Prognostics Webcast has been added in the Links section. PB: The chassis list has been updated to include 1 chassis. The total chassis count is now 10. A link to the PACCAR Powertrain Prognostics Webcast has been added in the Links section." |
| P001 | 2026-09-23. Service bulletin. "KW: The chassis list has been updated to include 1 chassis. The total chassis count is now 53. A link to the PACCAR Powertrain Prognostics Webcast has been added in the Links section. PB: The chassis list has been updated to include 8 chassis. The total chassis count is now 130. A link to the PACCAR Powertrain Prognostics Webcast has been added in the Links section." |
| P002 | 2026-09-23. Service bulletin. "KW: A link to the PACCAR Powertrain Prognostics Webcast has been added in the Links section. PB: The chassis list has been updated to include 2 chassis. The total chassis count is now 4. A link to the PACCAR Powertrain Prognostics Webcast has been added in the Links section." |
| P003 | 2026-08-27. Service bulletin. "KW: A link to the PACCAR Powertrain Prognostics Webcast has been added in the Links section. PB: The chassis list has been updated to include 1 chassis. The total chassis count is now 10. A link to the PACCAR Powertrain Prognostics Webcast has been added in the Links section." |
| P002 | 2026-08-27. Service bulletin. "KW: A link to the PACCAR Powertrain Prognostics Webcast has been added in the Links section. PB: The chassis list has been updated to include 2 chassis. The total chassis count is now 4. A link to the PACCAR Powertrain Prognostics Webcast has been added in the Links section." |
| P001 | 2026-08-27. Service bulletin. "KW: The chassis list has been updated to include 1 chassis. The total chassis count is now 53. A link to the PACCAR Powertrain Prognostics Webcast has been added in the Links section. PB: The chassis list has been updated to include 8 chassis. The total chassis count is now 130. A link to the PACCAR Powertrain Prognostics Webcast has been added in the Links section." |
| 43-089 | 2026-08-25. Service bulletin. This optional software update is expected to be available after 08/28/2026. |