Broken slack adjusters on sisu axles/fabco
Defect Summary
Paccar is recalling 130 my 2005-2007 kenworth c500, t800, w900, and peterbilt models 357 and 379 tractor trailers equipped with fabco slack adjusters on sisu axles. the slack adjusters may fail as a result of a fatigue crack rendering the slack adjuster inoperative. this could reduce braking effectiveness.
Safety Consequence
Reduction in braking capacity could increase the risk of a crash.
Corrective Action
Dealers will inspect and replace the slack adjusters free of charge. the recall began on march 21, 2008. owners may contact kenworth at 1-425-828-5440 and peterbilt at 1-940-591-4196.
Similar Recalls
Other recalls from Paccar Incorporated or involving Service Brakes, Air.
FAQ: Recall 08V099000
Your rights, the repair process, and what each field on this page means.
What is recall 08V099000?
NHTSA recall 08V099000 was issued by Paccar Incorporated on March 4, 2008. It addresses: Broken slack adjusters on sisu axles/fabco. The recall affects approximately 130 vehicles, with the defect involving the Service Brakes, Air component.
How do I get this recall repaired?
Contact any authorized Paccar Incorporated dealer and reference NHTSA recall ID 08V099000 or the manufacturer campaign number 08KW2 & 208C. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.