Watch the video below for detailed information on Peterbilt/Kenworth Paccar SPN 5246. Related ArticlesAndroid Release UpdateHigh soot level fault codes Paccar MXDPF Pressure Sensor ProblemsReplace Inlet NOx Sensor on Volvo D13 and Mack MP8 EngineReplace Outlet NOx Sensor on Volvo D13 Mack MP8 Engine