Sierra Classic 2500 4WD V8-6.0L (2007)
Fluid Line/Hose: Service and Repair
4L60-E/4L65-E/4L70-E - Automatic Transmission
Transmission Fluid Cooler Hose/Pipe Replacement
Transmission Fluid Cooler Hose/Pipe Replacement
Removal Procedure
1. Remove the front grille. Refer to Grille Replacement (Chevrolet) Grille Replacement (GMC).
2. Disconnect the auxiliary transmission fluid cooler lines from the auxiliary oil cooler. Refer to Transmission Fluid Cooler Hose/Pipe
Quick-Connect Fitting Disconnection and Connection.
3. Disconnect the transmission fluid cooler lines from the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting
Disconnection and Connection.
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 Hose/Pipe Quick-Connect Fitting Disconnection and
