Paccar Incorporated 121, "air brake systems." the quick release air valve required in the full truck service brake air line gladhand connection may not have been installed.
The short version
PACCAR INCORPORATED reported a problem with the supply quick release valve. Here is what owners need to know.
121, "AIR BRAKE SYSTEMS." THE QUICK RELEASE AIR VALVE REQUIRED IN THE FULL TRUCK SERVICE BRAKE AIR LINE GLADHAND CONNECTION MAY NOT HAVE BEEN INSTALLED. THE OMISSION OF THE QUICK RELEASE AIR VALVE MAY ALLOW THE FULL TRUCK SERVICE BRAKE AIR LINE GLADHAND RELEASE TIMING TO EXCEED THE THRESHOLD OF 0.75 SECONDS BY 1/10TH OF A SECOND, THEREBY FAILING TO COMPLY WITH THE WITH THE REQUIREMENTS OF THE SAFETY STANDARD.
THE SERVICE BRAKE OF A TOWED VEHICLE OR TRAILER MAY HAVE A DELAYED RELEASE, INCREASING THE RISK OF A CRASH.
KENWORTH DEALERS WILL INSTALL THE QUICK RELEASE AIR VALVE IN THE FULL TRUCK SERVICE BRAKE AIR LINE WITH GLADHAND CONNECTION, free of charge.
Affected vehicles
These model years are included in NHTSA campaign 11V-281.
| YEAR RANGE | MODEL |
|---|---|
| — | See NHTSA record 11V-281 |
What changed
Newest first. The record shows both when the recall began and what has changed since.
- Recall reported to NHTSA. LATEST
Drive one of these? Check your VIN to see if your specific vehicle is affected.
Check your VINWhat this record means
Data from the NHTSA recall database. A clean VIN check means no open federal recalls for that vehicle — not that it never had one.
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