GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2003
🢒
Astro - 4WD
🢒
General Information
🢒
Maintenance and Lubrication
🢒 Radiator Outlet Hose Replacement
Tools Required
J 38185
Hose Clamp Pliers
Removal Procedure
Drain the cooling system. Refer to
Cooling System Draining and Filling
.
Remove the air cleaner assembly. Refer to
Air Cleaner Assembly Replacement
in Engine Controls-4.3L.
Using the
J 38185
reposition the radiator outlet hose clamp from the radiator.
Raise and support the vehicle. Refer to
Lifting and Jacking the Vehicle
in General Information.
Using the
J 38185
reposition the radiator outlet hose clamp from the water pump.
Remove the outlet hose.
Installation Procedure
Install the radiator outlet hose to the water pump.
Using the
J 38185
reposition the radiator outlet hose clamp to the water pump.
Lower the vehicle. Refer to
Lifting and Jacking the Vehicle
in General Information.
Install the radiator outlet hose to radiator.
Using the
J 38185
reposition the radiator outlet hose clamp to the radiator.
Install the air cleaner assembly. Refer to
Air Cleaner Assembly Replacement
in Engine Controls-4.3L.
Fill the cooling system. Refer to
Cooling System Draining and Filling
.