2016 Volvo VNL780

Category, Trucks. Mileage profile, 754,123 miles points to a highway duty cycle with wear concentrated in driveline joints, wheel ends, cooling stack, and aftertreatment service history. Serial 4V4NC9EH9GN944574, stock B3809P, used condition, ECM details not provided. Powertrain, engine family, transmission model, and rear ratio are not listed, so application fit comes down to verification. ECM pull, fault history, and idle hours matter at this mileage, along with blow-by check, coolant pressure test, and a cold-start observation for smoke and oil pressure behavior. Frame rails, look for rail rust scale, crossmember cracks, and any evidence of past tow or recovery pulls. Fifth wheel, check plate wear, slider operation, and air line routing for chafe. Cab and sleeper, inspect seat base play, pedal wear, HVAC performance, and bunk hardware, then confirm air system build time, air dryer cycle, and brake chamber condition during a full walkaround.