Ram Trucks 2014 Chassis Cab Commercial - Diesel Supplement - Manual (Page 250)

1. Retrieve fuel funnel from the jack kit located under the
front passenger seat.
2. Insert funnel into same filler pipe opening as the fuel
nozzle.
Diesel Fuel And DEF Fluid Filler Door Fuel Fill Funnel Location 2500/3500 Models
248 STARTING AND OPERATING