KENWORTH W900 2009: SERVICE BRAKES, AIR:DISC

General Information

NHTSA Campaign ID Number: 08V431000

Make Model Year
KENWORTH W900 2009
Date Owners Notified Date Received by ODI Date Added to Database
2008-08-28 2008-08-25 2008-08-25

Production Dates: 2008-05-19 - 2008-06-23

Manufacturers Involved: PACCAR Incorporated

Manufacturer Campaign Number: 08KWA & 708F

Component: SERVICE BRAKES, AIR:DISC

Potential Number Of Units Affected: 86

Report Initiator: MFR MFR Report

Summary

PACCAR IS RECALLING 86 MY 2009 KENWORTH T660, T800, W900, AND PETERBILT 386, 365, AND 388 TRUCKS EQUIPPED WITH BENDIX FRONT AIR DISC BRAKES. THE SIZE 14 SERVICE CHAMBER OF CERTAIN FRONT AIR DISC BRAKES MAY HAVE BEEN CONTAMINATED WITH GREASE BETWEEN THE PISTON HEAD/PLATE AND THE DIAPHRAGM. WHEN BRAKING PRESSURE IS APPLIED, THE GREASE MAY ALLOW THE PISTON HEAD/PLATE TO SLIP OFF CENTER AND CATCH ON THE REDUCING RING OF THE SIZE 14 SERVICE CHAMBER.

Consequence

THE CATCHING OF THE PISTON HEAD/PLATE ON THE REDUCING RING MAY LOCK UP THE CORRESPONDING FRONT AIR DISC BRAKE WHICH MAY IMPACT THE OPERATOR'S ABILITY TO STEER OR CONTROL THE VEHICLE.

Remedy

DEALERS WILL REPLACE BOTH FRONT AIR DISC BRAKES SIZE 14 SERVICE CHAMBERS FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 27, 2008. OWNERS MAY CONTACT KENWORTH AT 1-425-828-5440 AND PETERBILT AT 1-940-591-4196.

Notes

KENWORTH RECALL NO. 08KWA AND PETERBILT RECALL NO. 708F.CUSTOMERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 'TTY 1-800-424-9153', OR GO TO HTTP://WWW.SAFERCAR.GOV.