4L80-E/4L85-E - Automatic Transmission

Transmission Fluid Auxiliary Cooler Replacement

Removal Procedure

1. Remove the grille assembly. Refer to Grille Replacement (Base) (Service and Repair)Grille Replacement (Uplevel) (Service and Repair).




2. Disconnect the lines from the auxiliary cooler.
3. Remove the lines from the push clips on the auxiliary cooler mounting bracket.
4. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair).




5. Remove the lower bolts from the auxiliary cooler mounting bracket.
6. Lower the vehicle.
7. Remove the upper bolts.
8. Remove the auxiliary oil cooler from the vehicle.

Installation Procedure




1. Install the oil cooler into the vehicle.

Caution: Refer to Fastener Caution (Fastener Caution).

2. Install the upper bolts into the oil cooler bracket and tighten to 10 Nm (89 lb in).
3. Raise the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair).
4. Install the lower bolts to the oil cooler bracket and tighten to 10 Nm (89 lb in).
5. Lower the vehicle.




6. Connect the oil cooler lines to the auxiliary oil cooler.
7. Attach the oil cooler lines to the push clips in the mounting bracket.
8. Reinstall the grille assembly. Refer to Grille Replacement (Base) (Service and Repair)Grille Replacement (Uplevel) (Service and Repair).