Chevrolet Sonic Repair Manual: Heater Inlet Hose Replacement (LDE, LUW)

Special Tools

BO-38185 Hose Clamp Pliers

For equivalent regional tools, refer to Special Tools.

Removal Procedure

1. Drain the cooling system. Refer to Cooling System Draining and Filling.



2. Disengage the heater inlet hose quick connect clip (1) at the heater core.
3. Remove the heater inlet hose (2) from the heater core.


4. Remove the heater inlet hose clamp (1) at the engine using BO-38185 Hose Clamp Pliers .
5. Remove the heater inlet hose (2) from the engine.
6. Remove the heater inlet hose from the vehicle.

Installation Procedure

1. Install the heater inlet hose to the vehicle.
2. Install the heater inlet hose (2) to the engine.
3. Install the heater inlet hose clamp (1) at the engine using BO-38185 Hose Clamp Pliers .




Note:

The quick connector has an internal anti-rotation feature. The ensure the quick connector is properly aligned to the heater core pipe, position the white mark to the 12:00 O’clock position during installation.

4. Install the heater inlet hose (2) to the heater core.
5. Engage the heater inlet hose quick connect clip (1) at the heater core.
6. Fill the cooling system. Refer to Cooling System Draining and Filling.