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In my opinion the easiest way to remove the compressor is to remove the cooling fan and shroud. I'm guessing this is a gas engine? Recover the refrigerant, disconnect the a/c lines. drain coolant. Disconnect upper radiator hose. r&i the air cleaner. Using a fan clutch tool or and air chisel to loosen fan remove fan and shroud. Remove the belt. One bolt is a 13mm holding the compressor, the other two are 10mm . Remove bottom splash guard to gain access to the compressor on the bottom of the engine passenger side of van. The manifold line is held on with a 10mm bolt. Reverse procedure to install. Good luck.
REPLACE RADIATOR PRESSURE CAP AND CHECK THE COOLING FAN CLUTCH.WHEN YOUR ENGINE HOT WHEN YOU TRY TURNING CLUTCH FAN WITH YOUR HAND WHEN ENGINE IS HOT.THERE SHOULD BE RESISTANCE IN THE FAN.IF CLUTCH FAN SPINS FREELY WHILE ENGINE HOT.YOU NEED TO REMOVE COOLING FAN TO REPLACE CLUTCH.
Fan relay is located under pass headlight. Remove light assembly, use 2 1/2 " hole saw to drill hole in plastic housing ,3"from back wall, 3'' from left side.This will put you right over relay. Unscrew two bolts,replace. Relay was $40.... dealer wanted$350 to remove front bumper to replace it.
Drain engine cooling system as described. Disconnect upper radiator hose (8260) and lower radiator hose (8286) and radiator overflow hose (8075) from the radiator (8005). Disconnect the transmission oil cooler inlet and outlet lines from the radiator.
Remove cooling fan motor,fan blade (8600) and fan shroud (8146) assembly as described.
Remove radiator upper bracket retaining bolts and remove bracket. Lift radiator from vehicle.
Position the radiator into the vehicle. Install upper brackets and tighten bolts securely.
Connect the transmission oil cooler lines to the transmission oil cooler fittings.
Install cooling fan motor, fan blade and fan shroud assembly as described.
Engine Cooling Fan Motor, Fan Blade and Fan Shroud Assembly, Electrical
Disconnect (pull apart) the male-female cooling fan motor wiring connector at the side of the fan shroud (8146). Remove the male terminal connector retaining clip from the fan shroud mounting tab.
Remove two fan shroud upper retaining bolts at the radiator tanks.
Lift cooling fan motor/fan blade (8600)/fan shroud assembly past radiator (8005), disengaging fan shroud from two lower retaining clips.
Follow removal procedure in reverse order.
Tighten fan shroud retaining bolts to 5.2-7.2 Nm (46-63 lb-in).
if the radiator cools properly and engine does not overheat, I would probably change the antifreeze solution but not the radiator, does it leak? test its cooling capability by running the engine until the cooling fans operate. changing the fluids is a good idea, also lube driveline and suspension