LaCrosse V8-5.3L (2008)
Heater Hose: Service and Repair
Heater Inlet Hose Replacement (LS4)
Heater Inlet Hose Replacement (LS4)
Tools Required
J 38185 Hose Clamp Pliers
Removal Procedure
1. Drain the cooling system. Refer to Cooling System Draining and Filling (LS4 GE47716 Fill) (See: Engine, Cooling and Exhaust/Cooling
System/Service and Repair)Cooling System Draining and Filling (LS4 Static Fill) (See: Engine, Cooling and Exhaust/Cooling System/Service and
Repair).
2. Use J 38185 to reposition the heater inlet hose clamp at the heater pipe.
Important: Cap or plug the cooling components to prevent system contamination.
3. Remove the heater inlet hose (1) from the heater pipe.