Sierra Classic 2500 4WD V8-6.0L (2007)
Oil Line: Service and Repair
Engine Oil Cooler Hose/Pipe Replacement
Engine Oil Cooler Hose/Pipe Replacement (4WD)
Removal Procedure
The optional oil cooler is either an integral part of the radiator or a separate unit placed in front of the radiator. The cooler lines and hoses are
serviceable.
1. Disconnect the engine oil cooler quick connect fittings.
2. If equipped with a 5.3L or 6.0L engine, perform the following:
1. Open the oil cooler hose clip located on the lower fan shroud.
2. Remove the oil cooler hoses from the clip.
3. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle.
4. If equipped with a 8.1L engine, perform the following:
5. Remove the oil cooler hoses from the clip.
6. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle.
7. Place jack or utility stands at the rear of the vehicle.
8. If equipped, remove the engine protection shield. Refer to Engine Protection Shield Replacement.
9. If equipped, remove the front differential carrier shield. Refer to Shield Replacement.
