2007 Wrangler JK Factory Service Manual 7 - COOLING

COOLER-TRANSMISSION

DESCRIPTION

The automatic transmission oil cooler is located in the front of the radiator and behind the front grill and is combined with the A/C condenser. The transmission oil cooler is a heat exchanger that allows heat in the transmission fluid to be transferred to the air passing over the cooler fins.

The Transmission oil cooler/A/C condenser assembly is equipped with quick connect fitting for the transmission oil cooler lines and a tapping block for the evaporator condenser.

The Transmission oil cooler/A/C condenser assembly.

OPERATION

Transmission oil is routed through the cooler where heat is removed from the transmission oil before returning to the transmission.

REMOVAL


1. Remove electric cooling fan (Refer to 7 - COOLING/ENGINE/RADIATOR FAN - REMOVAL).
2. Position cooling fan out of the way.
3. Remove the transmission cooler line retaining block nut.
4. Remove transmission cooler lines from transmission lines.
5. Using Release Tool 8875A, disconnect transmission cooler tube from the transmission (Refer to 7 - COOLING/TRANSMISSION/TRANS COOLER LINES - STANDARD PROCEDURE).
6. Remove the transmission cooler mounting bolts.
7. Remove transmission cooler from vehicle.

INSTALLATION


1. Position transmission cooler in vehicle.
2. Install transmission mounting bolts. Tighten to 14 N·m (123 in. lbs.)
3. Install transmission cooler lines into the transmission (Refer to 7 - COOLING/TRANSMISSION/TRANS COOLER LINES - STANDARD PROCEDURE).
4. Install transmission cooler lines into transmission
5. Install locking plate and nut. Tighten nut to 22.5 N·m (200 in. lbs.)
6. Install electric cooling fan (Refer to 7 - COOLING/ENGINE/RADIATOR FAN - INSTALLATION).