Machine description: VAC-CON Sewer Jetter/Vac Combo, Model VPD4212LHAD. Truck Tachometer Reads 15,922 hours, Original Odometer Replaced at Engine Overhaul May 2016, Current One Reads 16,492 Miles, 873 Hours. Axillary Engi... more info about the 2006 Peterbilt 335.