Transmission Fluid Cooler Tubes - 6R80

Transmission Fluid Cooler Tubes - 6R80

















Removal

1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Vehicle Jacking and Lifting.

2. Remove the transmission fluid cooler tube secondary latch from the transmission fluid cooler tube.





3. Using the Transmission Cooler Line Disconnect Tool, disconnect the quick connect coupler and remove the transmission fluid cooler tube from the radiator.





4. Remove the transmission fluid cooler tube secondary latch from the transmission fluid cooler tube.





5. Using the Transmission Cooler Line Disconnect Tool, disconnect the quick connect coupler and separate the transmission fluid cooler tube from the transmission fluid cooler hose.





6. Remove the transmission fluid cooler tube bracket-to-engine nut.





7. If equipped, index-mark the front driveshaft to maintain driveshaft balance.





8. If equipped, remove the 4 U-joint strap bolts and remove the U-joint straps.
- Discard the bolts.





9. Disconnect the engine oil low level sensor electrical connector and harness clips.





10. NOTE: The transmission fluid cooler tube O-rings may remain in the transmission case. Carefully remove them from the case.

Remove the transmission fluid cooler tube bracket assembly-to-case bolt and remove the transmission fluid cooler tubes from the transmission.





11. Remove and discard the 4 O-rings from the transmission fluid cooler tube ends.





12. Remove the transmission fluid cooler tubes from the vehicle.





Installation

1. Position the transmission fluid cooler tubes in the vehicle.





2. Install 4 new O-rings on the transmission fluid cooler tube ends.





3. NOTE: Inspect the transmission case to make sure that the old O-rings are not stuck in the transmission case.

Position the transmission fluid cooler tubes into the transmission, then install the transmission fluid cooler tube bracket assembly-to-case bolt.

- Tighten to 25 Nm (18 lb-ft).





4. Position the transmission fluid cooler tube bracket on the stud and install the transmission fluid cooler tube bracket-to-engine nut.
- Tighten to 12 Nm (106 lb-in).





5. NOTE: Install new U-joint strap bolts. If new U-joint strap bolts are not available, coat the threads of the original U-joint strap bolts with threadlock and sealer.

If removed, install the U-joint straps and 4 new U-joint strap bolts.

- Tighten to 19 Nm (168 lb-in).





6. Connect the engine oil low level sensor electrical connector and harness clips.





7. Install the transmission fluid cooler tube to the radiator.





8. Install the transmission fluid cooler tube secondary latch to the transmission fluid cooler tube at the radiator.





9. Connect the transmission fluid cooler tube to the transmission fluid cooler hose.





10. Install the transmission fluid cooler tube secondary latch to the transmission fluid cooler tube at the transmission fluid cooler hose.





11. Fill the transmission to the correct fluid level using clean transmission fluid and inspect for leaks. For additional information, refer to Transmission Fluid Level Check in Automatic Transmission/Transaxle &/or Transmission Control Systems.