GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Oldsmobile
🢒
2003
🢒
Aurora
🢒
HVAC
🢒
Heating, Ventilation and Air Conditioning
🢒 Heater Inlet Hose Replacement
Tools Required
J 38185
Hose Clamp Pliers
Removal Procedure
Drain the cooling system. Refer to
Cooling System Draining and Filling
in Engine Cooling.
Using the
J 38185
loosen the inlet heater hose clamp from the heater core.
Remove the inlet heater hoses from the heater core.
Loosen the clamp and remove the inlet heater hose from the heater pipe adapter.
Installation Procedure
Install the inlet heater hose to the heater pipe adapter.
Reposition the clamp using the
J 38185
.
Install the inlet heater hose to the heater core.
Reposition the clamp using the
J 38185
.
Fill the cooling system. Refer to
Cooling System Draining and Filling
in Engine Cooling.