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According to the 1997 Mercury Mountaineer owners manual : Your 4R70W automatic transmission capacity is ( 13.9 quarts ) * that of couse would be for the transmission , torque converter , lines , transmission cooler , etcetera *
If this vehicle has a transmission cooler then it will have one line to the cooler then another for the return line to the transmission.
It is in front of the radiator. Should be able to see it throught the grill in front....
The class 2 hitch will tow 3400 lb.I found that a V8 with a class 3 or 4 and transmission cooler will tow 7000 lb
Front lower left side of the radiator
It requires a special tool that releases the wire clips.
There is a special tool that releases the wire clips that hold them on.
Is it needed? Probably not, but it is good insurance whenever you tow anything. A transmission cooler is always a good investment. They are not expensive and gives your transmission a little extra cooling. Repairing a transmission if very expensive, so , I would install one if it were my vehicle.
If there are lines coming from the transmission to the radiator, it has a cooler in the radiator. If there are lines from the transmission to an external heat exchanger, that would be an auxiliary cooler.
Transmission Coolers extend the life of your transmission.
It is on the front of the transmission, next to the cooler hoses.It is on the front of the transmission, next to the cooler hoses.
An external transmission cooler is normally added in line with a vehicles already existing transmission cooler built into the radiator its function is to cool the transmission only. Adding, replacing and or repairing a transmission cooler would only benefit the transmission by cooling the transmission fluid. The transmission cooler is used mainly for cooling transmissions that pull heavy loads like trailers but is also used a lot in racing to keep the fluid cooler which helps reduce transmission overheat or burnout. , EzForJesus