2010–2012 Kenworth T4 Series, 2010–2012 Kenworth W9 Series Recall: Alternator wiring may come in contact with the exhaust manifold
NHTSA campaign 13V322000 · Electrical System · filed Jul 23, 2013 · verified Jul 30, 2026
The defect
PACCAR Inc. is recalling certain model year 2010-2012 Kenworth T4 and W9 series vehicles manufactured November 13, 2009, through August 26, 2011. The alternator wiring may come in contact with the exhaust manifold.
The risk
If the alternator wiring comes in contact with the exhaust manifold, the wiring may melt and lead to a vehicle fire.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
PACCAR will notify owners and dealers will re-route the alternator wiring, free of charge. The recall began during August 2013. Owners may contact PACCAR at 1-425-468-7400. Kenworth's recall number is 13KWJ.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Affected vehicles
Related recalls
Other campaigns involving Kenworth vehicles
Source: NHTSA recall database, campaign 13V322000 (manufacturer number 13KWJ). Data last verified Jul 30, 2026.