Durango 2WD V8-4.7L VIN N (2001)
Power Steering Pump: Description and Operation
DESCRIPTION
The pump is connected to the steering gear via the pressure hose and the return hose. The pump shaft has a pressed-on pulley that is belt driven by the
crankshaft pulley.
Trailer tow option vehicles are equipped with a power steering pump oil cooler. On the 5.9L the oil cooler is mounted to the engine block. On the 4.7L
the oil cooler is mounted to the power steering pump.
NOTE: Power steering pumps are not interchangeable with pumps installed on other vehicles.
OPERATION
Hydraulic pressure is provided for the power steering gear by the belt driven power steering pump and. The power steering pumps are constant flow
rate and displacement, vane-type pumps.
