Express 1/2 Ton Van AWD V8-5.3L VIN T (2003)
Transmission Cooler: Service and Repair
4L80-E/4L85-E
Transmission Fluid Auxiliary Cooler Replacement
Removal Procedure
1. Remove the grille assembly.
2. Disconnect the 2 lines from the auxiliary cooler.
3. Remove the lines from the push clips on the auxiliary cooler mounting bracket.
4. Raise the vehicle. Refer to Vehicle Lifting.
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
