Diesel Data: Automotive Repair

Transmission Fluid Cooler Hose/Pipe Replacement



Transmission Fluid Cooler Hose/Pipe Replacement

Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (Service Intervals) .
2. Install a drain pan under the vehicle.




3. Disconnect the upper transmission oil cooler line from the upper intermediate line. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection (Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Replacement) .
4. Disconnect the lower transmission oil cooler line from the lower intermediate line. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection (Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Replacement) .




5. Remove the clip holding the front upper and lower transmission lines.




6. Disconnect the upper transmission oil cooler line from the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection (Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Replacement) .
7. Disconnect the upper transmission oil cooler line from the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection (Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Replacement) .
8. Remove the engine mount. Refer to Engine Mount Replacement - Right Side (Service and Repair) .




9. Remove the front transmission oil cooler line bolts.
10. Remove the front transmission oil cooler lines from the vehicle.



Installation Procedure





1. Install the front transmission oil cooler lines to the vehicle.
2. Connect the upper transmission oil cooler line to the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection (Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Replacement) .
3. Connect the lower transmission oil cooler line to the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection (Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Replacement) .




4. Connect the upper transmission oil cooler line to the upper intermediate line. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection (Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Replacement) .
5. Connect the lower transmission oil cooler line to the lower intermediate line. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection (Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Replacement) .
6. Remove the drain pan from under the vehicle.




7. Install the clip holding the front upper and lower transmission lines.
8. Install the engine mount. Refer to Engine Mount Replacement - Right Side (Service and Repair) .





Notice: Refer to Fastener Notice (Fastener Notice) .

9. Install the front transmission oil cooler line bolts.

Tighten the bolts to 12 N.m (106 lb in).

10. Inspect the transmission fluid level, add if necessary. Refer to Transmission Fluid Level Inspection (Transmission Fluid Level Inspection) .