Engine Coolant Fan Shroud Replacement Upper
Removal Procedure
- Disconnect the upper radiator hose from the radiator. Refer to
Radiator Hose Replacement
.
- Disconnect the negative battery cable (dual batteries only). Refer
to
Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing
any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to
the vehicle or its components.
in General Information.
- For the 5.0L, remove
the upper fan shroud bolts and the upper fan shroud.
- For the 5.7L, remove
the upper fan shroud bolts and the upper fan shroud.
- For the 4.3L, remove
the upper fan shroud bolts and the upper fan shroud.
- For the 7.4L, remove
the upper fan shroud bolts and the upper fan shroud.
- For the 6.5L (Diesel),
remove the upper fan shroud bolts and the upper fan shroud.
- Inspect the upper fan shroud for signs of damage. If necessary,
replace the upper fan shroud.
Installation Procedure
Notice: Use the correct fastener in the correct location. Replacement fasteners
must be the correct part number for that application. Fasteners requiring
replacement or fasteners requiring the use of thread locking compound or sealant
are identified in the service procedure. Do not use paints, lubricants, or
corrosion inhibitors on fasteners or fastener joint surfaces unless specified.
These coatings affect fastener torque and joint clamping force and may damage
the fastener. Use the correct tightening sequence and specifications when
installing fasteners in order to avoid damage to parts and systems.
- For the 5.0L, install
the upper fan shroud and upper fan shroud bolts.
Tighten
Tighten the bolts to 9 N·m (71 lb in).
- For the 5.7L, install
the upper fan shroud and upper fan shroud bolts.
Tighten
Tighten the bolts to 9 N·m (71 lb in).
- For the 4.3L, install
the upper fan shroud and upper fan shroud bolts.
Tighten
Tighten the bolts to 9 N·m (71 lb in).
- For the 7.4L, install
the upper fan shroud and upper fan shroud bolts.
Tighten
Tighten the bolts to 9 N·m (71 lb in).
- For the 6.5L (Diesel),
install the upper fan shroud and upper fan shroud bolts.
Tighten
Tighten the bolts to 9 N·m (71 lb in).
- Connect the upper radiator hose to the radiator. Refer to
Radiator Hose Replacement
.
- Connect the negative battery cable (dual batteries only).
Engine Coolant Fan Shroud Replacement Lower
Removal Procedure
- Remove the upper fan shroud. Refer to
Fan Shroud Replacement
.
- Raise the vehicle.
- Remove the front differential carrier shield (if equipped). Refer
to
Shield Replacement
in Front Drive
Axle.
- For the 5.0L, remove
the lower fan shroud bolts and the lower fan shroud.
- For the 5.7L, remove
the lower fan shroud bolts and the lower fan shroud.
- For the 4.3L, remove
the lower fan shroud bolts and the lower fan shroud.
- For the 7.4L, remove
the lower fan shroud bolts and the lower fan shroud.
- For the 6.5L (Diesel),
remove the lower fan shroud bolts and the lower fan shroud.
- Inspect the lower fan shroud for signs of damage. If necessary,
replace the lower fan shroud.
Installation Procedure
Notice: Use the correct fastener in the correct location. Replacement fasteners
must be the correct part number for that application. Fasteners requiring
replacement or fasteners requiring the use of thread locking compound or sealant
are identified in the service procedure. Do not use paints, lubricants, or
corrosion inhibitors on fasteners or fastener joint surfaces unless specified.
These coatings affect fastener torque and joint clamping force and may damage
the fastener. Use the correct tightening sequence and specifications when
installing fasteners in order to avoid damage to parts and systems.
- For the 5.0L, install
the lower fan shroud and the lower fan shroud bolts.
Tighten
Tighten the bolts to 9 N·m (71 lb in).
- For the 5.7L, install
the lower fan shroud and the lower fan shroud bolts.
Tighten
Tighten the bolts to 9 N·m (71 lb in).
- For the 4.3L, install
the lower fan shroud and the lower fan shroud bolts.
Tighten
Tighten the bolts to 9 N·m (71 lb in).
- For the 7.4L, install
the lower fan shroud and the lower fan shroud bolts.
Tighten
Tighten the bolts to 9 N·m (71 lb in).
- For the 6.5L (Diesel),
install the lower fan shroud and the lower fan shroud bolts.
Tighten
Tighten the bolts to 9 N·m (71 lb in).
- Install the front differential carrier shield (if equipped). Refer
to
Shield Replacement
in Front Drive
Axle.
- Lower the vehicle.
- Install the upper fan shroud. Refer to
Fan Shroud Replacement
.