Sierra 1500 4WD V8-5.3L VIN Z Flex Fuel (2005)
Fluid Line/Hose: Service and Repair
4L60-E/4L65-E
Transmission Fluid Cooler Hose/Pipe Replacement
Transmission Fluid Cooler Hose/Pipe Replacement
Removal Procedure
1. Remove the front grille.
2. Disconnect the auxiliary transmission fluid cooler lines from the auxiliary oil cooler. Refer to Transmission Fluid Cooler Line Quick Connect
Fitting.
3. Disconnect the transmission fluid cooler lines from the radiator. Refer to Transmission Fluid Cooler Line Quick Connect Fitting.
4. Raise and support the vehicle. Refer to Vehicle Lifting.
5. Remove the engine protection shield.
6. Disconnect the oil cooler lines from the transmission. Refer to Transmission Fluid Cooler Line Quick Connect Fitting.
7. Remove the oil cooler lines from the vehicle.