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Hello and welcome to Just Answer! I would be more than happy to assist you today.The oil p[ump is located under the front cover and drives the water pump
Remove the gear cover
The water pump must be removed to remove the water pump idler gear.
Drain the cooling system, and remove the water pump
Remove the water pump idler gear
Remove the three mounting capscrews and spacers.
Use both hands to pull, or insert, two capscrews (M8 X 1.25) into the puller holes to push the pump from the engine.
Install the three capscrews and spacers. Use the short flange head capscrew in the upper right hand mounting hole (1). Use the longer flange head capscrews and spacers in the other two holes.
Torque Value: [30 ft-lb]
install idler gear
Install the gear retainer.
Install the capscrews and tighten.
SO DOES THE WHOLE FRONT HAVE TO COME OFF INCLUDEING GEARS AND FAN