Certain trucks equipped with meritor p 18X7 brakes with 36" brake chambers fail to comply with the requirements of federal motor vehicle safety standard (fmvss) no. 121, "air brake systems." these trucks were manufactured with a combined air reservoir volume less than 12 times the combined volume of all service brake chambers.
Risk and remedy
Risk
This does not meet the requirements of the standard.
Remedy
Dealers will add an additional tank or change one of the existing air tanks to a larger size. owner notification began on may 5, 2003. owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact kenworth at 1-425-828-5440.
Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.
10040181Paccar: engineering standards have changed and there are now engines with heat treated bolts.
10040180Paccar: a software update IS causing the check engine light to come on.
Every Kenworth T800 model year
Bars are owner complaints, dots mark years with recalls. Select a year to open its report.